Crown Castle (CCI)

Company ID: 160 | CIK: 0001051470
10-Q view:
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Segments are charted by their disclosed metrics (revenue, segment profit, etc.). Each line is a single segment. Reconciliation/corporate items are excluded. Major customers are shown as a percentage of revenue. Operational KPIs are grouped by metric concept; sub-metrics appear as separate lines.

Geographic Segments

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Business Unit / Product Segments

Major Customers (% of Revenue)

Operational KPIs

Average monthly lease rate (arpu)

Site rental revenue guidance (arr)

No 10-K data

Minimum tower rentals receivable (backlog)

Regional offices (branches)

No 10-Q data

Towers under construction (capacity)

Employee turnover rate (churn)

No 10-Q data

Site rental customers (customers)

Employees (headcount)

Commercial Paper Notes outstanding (loans_outstanding)

No 10-K data

Small cell node commitment (orders_received)

No 10-K data

AT&T tower cash site rental revenues (other)

No 10-K data

ATM Program capacity (other)

No 10-K data

Acquired Networks revenue concentration (other)

No 10-K data

Adjusted Consolidated Cash Flow (other)

No 10-K data

Adjusted EBITDA (other)

No 10-K data

Analog radio transmitters (other)

No 10-Q data

Analog television transmitters (other)

No 10-Q data

Annualized dividend per share (other)

No 10-Q data

Annualized site rental gross margin (other)

No 10-K data

Annualized site rental revenue (other)

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Australian dollar exchange rate (other)

No 10-K data

Average contract remaining life (other)

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Average ground lease life (other)

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Average remaining ground lease life (other)

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Average remaining land lease life (other)

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Average tenants per tower (other)

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BT exchange sites developed (other)

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Broadcast transmission network sites (other)

No 10-Q data

CCAL share of net revenues (other)

No 10-K data

CTI ownership stake (other)

No 10-K data

Capital expenditures (other)

No 10-K data

Cash and cash equivalents (other)

No 10-K data

Cash escalations growth (other)

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Cash, cash equivalents and restricted cash (other)

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Class A Common shares outstanding (other)

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Co-location commitment (other)

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Co-resident towers (other)

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Commercial Paper Notes outstanding (other)

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Commercial Paper outstanding (other)

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Commercial paper outstanding (other)

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Common Stock Outstanding (other)

Common dividend per share (other)

No 10-K data

Common shares outstanding (other)

Common stock dividend per share (other)

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Common stock dividends per share (other)

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Common stock outstanding (other)

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Common stock repurchased (other)

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Common stock shares outstanding (other)

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Completed DAS networks (other)

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Consolidated Cash Flow (other)

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Consolidated interest coverage (other)

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Consolidated interest coverage ratio (other)

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Consolidated leverage ratio (other)

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Contract remaining term (other)

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Contracted future cash inflows (other)

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DAS antenna nodes (other)

No 10-Q data

DAS networks (other)

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DAS nodes (other)

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Debt refinanced (other)

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Debt service coverage ratio (other)

Debt weighted-average interest rate (other)

Debt weighted-average maturity (other)

No 10-K data

Digital radio stations (other)

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Digital television channels (other)

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Discretionary capital expenditures (other)

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Dividend per common share (other)

No 10-K data

Dividend per share (other)

No 10-K data

Dividend per share guidance (other)

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Dividends declared per common share (other)

Dividends declared per share (other)

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Dividends per common share (other)

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Expected 2009 capital expenditures (other)

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Expected 2009 site rental revenue (other)

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Expected T-Mobile/Sprint consolidation non-renewals (other)

No 10-Q data

Expected dividends per share (other)

No 10-K data

Expected future cash inflows (other)

No 10-K data

Federal net operating loss carryforwards (other)

No 10-K data

Federal net operating losses (other)

No 10-K data

Fiber in top 10 BTAs (other)

No 10-K data

Fiber miles (other)

No 10-K data

Fiber miles acquired (other)

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Fiber network miles (other)

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Fiber rights (other)

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Fiber route miles (other)

FiberNet revenue contribution (other)

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FiberNet small cells contribution (other)

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FiberTower investment fair value (other)

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FiberTower shares held (other)

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FiberTower shares owned (other)

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Field workers share of workforce (other)

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Fixed charge coverage ratio (other)

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Fixed rate debt (other)

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Fixed rate debt percentage (other)

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Fixed rate debt share (other)

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Fixed-rate debt percentage (other)

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Fixed-rate debt share (other)

Floating rate debt (other)

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Floating rate debt percentage (other)

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Floating rate debt share (other)

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Floating rate indebtedness (other)

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Floating-rate debt (other)

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Floating-rate debt share (other)

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Freeview devices in service (other)

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Freeview population reach (other)

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Gross leverage ratio (other)

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Gross margin from land control (other)

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Gross margin from long-term land (other)

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Gross margin from long-term land control (other)

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Gross margin from owned land (other)

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Ground lease extensions (other)

No 10-K data

Ground lease property interests (other)

No 10-K data

Ground lease related assets (other)

No 10-K data

Ground lease remaining life (other)

No 10-Q data

Ground lease remaining maturity (other)

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Ground lease term extensions (other)

Incremental site rental margin (other)

No 10-K data

Interest coverage ratio (other)

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Interest expense sensitivity (other)

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Interest rate swap notional (other)

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Interest rate swap notional fixed (other)

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Investment grade customer revenue share (other)

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Investment grade revenue share (other)

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Land control (other)

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Land control >10 years (other)

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Land control >20 years (other)

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Land control coverage (other)

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Land control duration (other)

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Land control over 10 years (other)

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Land control over 20 years (other)

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Land controlled over 10 years (other)

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Land controlled over 20 years (other)

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Land interest control (other)

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Land interest ownership mix (other)

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Land interests controlled >10 years (other)

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Land interests controlled >20 years (other)

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Land interests owned (other)

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Land interests purchased (other)

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Land lease remaining life (other)

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Land leases (other)

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Land over 10 years (other)

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Land over 20 years (other)

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Land owned in fee (other)

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Land owned in fee or easement (other)

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Land owned outright (other)

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Land ownership (other)

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Land ownership/control (other)

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Land purchase cost (other)

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Land sites for third-party towers (other)

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Land under towers purchased (other)

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Lease discount rate (other)

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Letters of credit outstanding (other)

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Licensed capacity contracted (other)

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Managed third-party towers (other)

No 10-Q data

Master lease concentration (other)

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Master-leased towers (other)

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Minutes of use (other)

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Minutes of use per subscriber (other)

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Modeo NYC network completion (other)

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Net cash from operating activities (other)

No 10-K data

Net leverage ratio (other)

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Net revenue growth (other)

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Network services gross margin (other)

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New leasing activity growth (other)

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New tenant additions (other)

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New tenant additions contribution to growth (other)

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New tenant additions growth (other)

New tenants added (other)

No 10-K data

NextG DAS nodes on-air (other)

No 10-K data

NextG DAS nodes under construction (other)

No 10-K data

NextG fiber rights (other)

No 10-K data

Nodes in top 10 BTAs (other)

No 10-K data

Non-renewal revenue impact (other)

No 10-K data

Offices being closed (other)

No 10-K data

Offices closed (other)

No 10-K data

Operating lease weighted-average term (other)

No 10-K data

Outstanding debt (other)

No 10-K data

Outstanding debt weighted-average interest rate (other)

No 10-K data

Outstanding debt weighted-average maturity (other)

No 10-K data

Owned land gross margin (other)

No 10-K data

Owned land interests (other)

No 10-K data

Owned land share of gross margin (other)

No 10-K data

Population coverage (other)

No 10-Q data

Pre-contracted site rental revenue (other)

No 10-Q data

Preferred shares outstanding (other)

No 10-K data

Preferred stock dividends per share (other)

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Preferred stock outstanding (other)

No 10-K data

Pro forma net revenues (other)

No 10-K data

Property interests under ground lease (other)

Quarterly dividend per share (other)

No 10-K data

Recurring revenue (other)

No 10-Q data

Recurring site rental revenue (other)

Remaining contract term (other)

Remaining lease term (other)

No 10-K data

Remaining tenant contract term (other)

No 10-Q data

Remaining tenant lease term (other)

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Restricted cash and cash equivalents (other)

No 10-K data

Restricted stock awards outstanding (other)

No 10-K data

Revenue from investment grade customers (other)

No 10-Q data

Revenue from top 10 customers (other)

No 10-Q data

Revolving credit availability (other)

No 10-K data

Route miles of fiber (other)

Senior secured leverage ratio (other)

No 10-Q data

Shares outstanding (other)

No 10-K data

Site rental gross margin (other)

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Site rental gross margin from fee or perpetual land interests (other)

No 10-K data

Site rental gross margin from long-term controlled towers (other)

No 10-K data

Site rental gross margin from owned land (other)

No 10-Q data

Site rental gross margin from towers controlled over 10 years (other)

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Site rental gross margin from towers controlled over 20 years (other)

No 10-K data

Site rental revenue concentration (other)

Site rental revenue concentration - T-Mobile, AT&T, Verizon (other)

No 10-K data

Site rental revenue contracted in prior year (other)

No 10-Q data

Site rental revenue growth (other)

Site rental revenue growth guidance (other)

No 10-K data

Site rental revenue guidance (other)

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Site rental revenue mix (other)

Site rental revenue share (other)

Site rental share of net revenues (other)

No 10-Q data

Sites co-located (other)

No 10-K data

Sites covered by lease extensions (other)

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Sites purchased under towers (other)

No 10-K data

Sites reserved (other)

No 10-K data

Small cell node commitments (other)

No 10-K data

Small cell nodes (other)

Small cell nodes canceled (other)

No 10-K data

Small cell nodes committed (other)

No 10-K data

Small cells (other)

Small cells on air or under contract (other)

No 10-K data

Sprint towers under lease (other)

No 10-Q data

Stockholders of record (other)

No 10-Q data

Sustaining capex (other)

No 10-K data

Sustaining capex ratio (other)

Sustaining capex share of operating cash flow (other)

No 10-K data

Sustaining capital expenditures (other)

Sustaining capital expenditures percentage (other)

No 10-K data

Sustaining capital intensity (other)

No 10-K data

T-Mobile/AT&T/Verizon revenue share (other)

No 10-K data

Tenant lease non-renewals (other)

No 10-Q data

Tenant non-renewal rate (other)

No 10-Q data

Tenants per tower (other)

No 10-Q data

Tenants per tower distribution (other)

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Third party land interests (other)

No 10-Q data

Top four customer concentration (other)

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Total capital expenditures (other)

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Total debt (other)

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Total debt and other obligations (other)

No 10-K data

Total equity (other)

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Total net leverage ratio (other)

No 10-Q data

Tower Cash Flow (other)

No 10-K data

Tower clusters in top metro areas (other)

No 10-Q data

Tower notes interest rate (other)

No 10-K data

Tower revenue notes debt service coverage (other)

No 10-K data

Tower revenue notes excess cash flow (other)

No 10-K data

Tower site rental gross margin from long-term land control (other)

No 10-K data

Towers acquired in merger (other)

No 10-K data

Towers by land interest (other)

No 10-Q data

Towers by land tenure (other)

No 10-K data

Towers by tenant count (other)

No 10-Q data

Towers constructed (other)

No 10-Q data

Towers fee interest ownership (other)

No 10-K data

Towers from AT&T Acquisition (other)

No 10-K data

Towers from AT&T acquisition (other)

No 10-K data

Towers gross margin from leased land (other)

No 10-Q data

Towers gross margin from owned land (other)

No 10-Q data

Towers in 50 largest BTAs (other)

No 10-Q data

Towers in largest BTAs (other)

Towers in largest basic trading areas (other)

No 10-Q data

Towers in major metro areas (other)

No 10-Q data

Towers in top 100 BTAs (other)

Towers in top 50 BTAs (other)

Towers in top BTAs (other)

Towers land control (other)

No 10-K data

Towers land interest control (other)

No 10-K data

Towers land interest control >10 years (other)

No 10-K data

Towers land interest control >20 years (other)

No 10-K data

Towers leased from AT&T and T-Mobile (other)

No 10-Q data

Towers leased from carriers (other)

No 10-Q data

Towers leased from major carriers (other)

No 10-Q data

Towers leased to AT&T and T-Mobile (other)

No 10-K data

Towers leased to major carriers (other)

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Towers managed for third parties (other)

No 10-K data

Towers on controlled land (other)

No 10-K data

Towers on land owned (other)

No 10-K data

Towers on land owned or controlled >10 years (other)

No 10-K data

Towers on land owned or controlled >20 years (other)

No 10-K data

Towers on land with short lease terms (other)

No 10-Q data

Towers on leased land (other)

No 10-K data

Towers on long-term land (other)

No 10-K data

Towers on owned land (other)

Towers on owned/controlled land >10 years (other)

No 10-K data

Towers on owned/controlled land >20 years (other)

No 10-K data

Towers planned for construction (other)

No 10-K data

Towers site rental gross margin by land ownership (other)

No 10-Q data

Towers site rental gross margin from controlled land (other)

No 10-K data

Towers site rental gross margin from land controlled (other)

No 10-K data

Towers site rental gross margin from long-term controlled land (other)

No 10-K data

Towers site rental gross margin from owned land (other)

No 10-K data

Towers site rental gross margin from very long-term controlled land (other)

No 10-K data

Towers to be built (other)

No 10-K data

Towers under AT&T/T-Mobile master leases (other)

No 10-K data

Towers under construction (other)

No 10-Q data

Towers under master leases (other)

Towers with leases expiring within 10 years (other)

No 10-Q data

Towers with no tenants (other)

No 10-Q data

Towers without tenants (other)

Transmitters (other)

No 10-Q data

U.K. transmitters (other)

No 10-Q data

U.S. tower sites leased (other)

No 10-Q data

U.S. towers in top 100 BTAs (other)

No 10-Q data

U.S. towers in top 50 BTAs (other)

No 10-Q data

UK population coverage (other)

No 10-Q data

UK transmitters (other)

No 10-Q data

US towers in top BTAs (other)

No 10-Q data

Undrawn Revolver availability (other)

No 10-K data

Undrawn revolver availability (other)

No 10-K data

Unrecognized revenue (other)

No 10-K data

Unrecognized revenue balance (other)

No 10-K data

Unrecognized revenues (other)

No 10-K data

Unused borrowing availability (other)

No 10-K data

Unused credit facility availability (other)

No 10-K data

Voluntary employee turnover (other)

No 10-Q data

WCP ground lease related assets (other)

No 10-K data

Weighted average interest rate (other)

No 10-K data

Weighted average interest rate on debt (other)

No 10-K data

Weighted average maturity (other)

No 10-K data

Weighted average tenants per tower (other)

No 10-Q data

Weighted-average common shares (other)

No 10-K data

Weighted-average common shares outstanding (other)

No 10-K data

Weighted-average contract life (other)

No 10-Q data

Weighted-average contract term (other)

Weighted-average debt interest rate (other)

No 10-K data

Weighted-average debt maturity (other)

Weighted-average discount rate (other)

No 10-K data

Weighted-average interest rate (other)

No 10-K data

Weighted-average interest rate on debt (other)

Weighted-average lease term (other)

No 10-K data

Weighted-average maturity (other)

No 10-K data

Weighted-average remaining contract term (other)

Weighted-average remaining land lease life (other)

No 10-Q data

Weighted-average remaining lease term (other)

Weighted-average remaining tenant contract term (other)

No 10-Q data

Weighted-average remaining tenant lease term (other)

No 10-Q data

Weighted-average remaining tenant term (other)

No 10-K data

Weighted-average remaining term (other)

No 10-K data

Weighted-average tenants per tower (other)

No 10-Q data

Wireless data service revenues (other)

No 10-K data

Wireless infrastructure construction (other)

No 10-K data

iDEN decommissioning impact (other)

No 10-K data

iDEN revenue impact (other)

No 10-K data

Towers constructed (production_volume)

No 10-Q data

Towers owned/leased/managed (properties)

Tenant retention rate (retention)

No 10-Q data

Revenue, Remaining Performance Obligation, Amount (rpo)

Fiber route miles (square_footage)

No 10-K data

Wireless subscribers (subscribers)

No 10-K data

Fiber route miles (transmission_miles)

Towers constructed (units_shipped)

Human capital disclosures. Workforce totals and demographics are point-in-time. Flow metrics use the year-to-date period for 10-Q and full year for 10-K. Workforce actions (RIFs, restructurings, acquisition-related changes) are listed in the table at the bottom.

Workforce Totals

No 10-Q data
No 10-Q data
No 10-Q data

Demographics

No 10-Q data

Workforce Breakdowns

No 10-Q data
No 10-Q data
No 10-Q data

HCM Metrics — Point-in-Time

No point-in-time HCM metrics found.

HCM Metrics — Flow (Annual / YTD)

No 10-Q data

Workforce Actions

Period EndTypeStatusAffected% WorkforceAnnouncedExpected CompletionGeographySegment / FunctionChargeSourceNote
2026-06-30restructuringin_progress20%2026-02-042026-12-31United StatesContinuing operations (towers business)USD 14 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Headcount reduction of approximately 20% of continuing-operations headcount, plus office consolidation and IT license downsizing; absolute headcount not disclosed. $14M charged in six months ended 2026-06-30 (no charge in Q2 alone); aggregate 2026 charges expected to be about $25M, with additional charges over the remainder of 2026. Severance payments expected to complete in 2027.
2026-06-30divestiture_reductioncompleted2025-03-132026-05-01United StatesFiber Business (small cells and fiber solutions)other
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Strategic Fiber Transaction closed 2026-05-01; associated workforce removed with the divested business, but no employee count is disclosed in this filing.
2026-06-30restructuringin_progress20%2026-02-012026-12-31United StatesContinuing Operations (Tower Business)USD 14 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Initiated Feb 2026 to reduce headcount in continuing ops by approx 20%. Recorded $14M charges for six months ended June 30, 2026. Expected aggregate charges approx $25M for 2026. Actions expected substantially completed by Dec 31, 2026.
2026-06-30divestiture_reductioncompleted2025-03-132026-05-01United StatesFiber Business (Discontinued Operations)discontinued_operations_footnote
f5-10q / Qwen3.6-27B-Q8_0		Sale of Fiber Business (small cells and fiber solutions) completed May 1, 2026. Certain supporting personnel transferred as part of the transaction.
2026-06-30restructuringin_progressUSD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2026-06-30restructuringin_progressEmployee Severance [Member] / 2023 and 2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2026-06-30restructuringin_progressFacility Closing [Member] / 2023 and 2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2026-06-30restructuringin_progress2023 and 2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2026-06-30restructuringin_progress2026 Restructuring Plan [Member]USD -14,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2026-06-30restructuringin_progressEmployee Severance [Member] / 2026 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2026-03-31restructuringin_progress20%2026-02-042026-12-31United StatesContinuing operations (towers business)USD 14 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Plan reduces headcount in continuing operations by approximately 20%, plus office consolidation and IT license downsizing. $14M charged in Q1 2026; ~$30M aggregate expected in 2026, most in Q1–Q2. Actions substantially complete by 2026-12-31; severance payments complete in 2027. Absolute headcount affected not disclosed; no total workforce figure given, so percent cannot be reconciled to an absolute count.
2026-03-31divestiture_reductioncompleted2025-03-132026-05-01United StatesFiber Business (small cells and fiber solutions)subsequent_events
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Sale of Fiber Business to Zayo (fiber solutions) and EQT (small cells) completed 2026-05-01 for $8.4B cash proceeds. Headcount transferred with the business not disclosed; no employee count quantified.
2026-03-31restructuringin_progress20%2026-02-042026-12-31United StatesContinuing operationsUSD 14 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		2026 Restructuring Plan initiated to enhance efficiency; includes headcount reduction, office consolidation, and IT license downsizing. Charges include severance and termination benefits.
2026-03-31restructuringin_progressUSD 14,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2026-03-31restructuringin_progressEmployee Severance [Member] / 2023 and 2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2026-03-31restructuringin_progressFacility Closing [Member] / 2023 and 2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2026-03-31restructuringin_progress2023 and 2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2026-03-31restructuringin_progress2026 Restructuring Plan [Member]USD -14,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2026-03-31restructuringin_progressEmployee Severance [Member] / 2026 Restructuring Plan [Member]USD -14,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-12-31restructuringannounced20%2026-02-04United StatesTowers and corporate (continuing operations)USD 30 (millions)subsequent_events
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Post-year-end action announced 2026-02-04; reduces continuing-operations workforce by approximately 20%. Of the ~$30M charge, ~$20M is severance and one-time termination benefits and ~$10M relates to office consolidation and IT license downsizing; most expected to be recorded in 2026. MD&A outlook indicates ~$65M annualized run-rate savings (~$55M in 2026, ~$10M in 2027).
2025-12-31divestiture_reductionin_progress2,5002025-03-132026-06-30United StatesFiber segment (fiber solutions and small cells)Item_1_Business
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Approximately 2,500 employees are recorded in discontinued operations and transfer with the Fiber Business under the Strategic Fiber Agreement (Zayo/EQT), expected to close in the first half of 2026. Count is as of 2026-01-31 and is included within the ~4,000 total headcount.
2025-12-31restructuringcompleted2023-072024-12-31United StatesCorporate and TowersUSD 9 (millions)restructuring_footnote
f5-10k / Qwen3.6-27B-Q8_0		2023 Restructuring Plan: Reduced total headcount by approx 15%. Charges of $9M recorded in 2025 (non-cash/remaining payments). Actions substantially completed by June 2024.
2025-12-31restructuringcompleted2024-062025-12-31United StatesFiber (Discontinued Operations)USD 0 (millions)restructuring_footnote
f5-10k / Qwen3.6-27B-Q8_0		2024 Restructuring Plan: Reduced total headcount by >10%. No charges recorded in 2025. Payments for employee headcount reduction substantially completed in 2025.
2025-12-31restructuringannounced20%2026-02United StatesTowers and CorporateUSD 30 (millions)subsequent_events
f5-10k / Qwen3.6-27B-Q8_0		2026 Restructuring Plan: Announced Feb 2026. Reducing tower and corporate employee headcount by approx 20%. Expected aggregate charges of $30M in 2026.
2025-12-31restructuringin_progressUSD 0 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2025-12-31restructuringin_progressEmployee Severance [Member] / 2023 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2025-12-31restructuringin_progressFacility Closing [Member] / 2023 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2025-12-31restructuringin_progress2023 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2025-12-31restructuringin_progressEmployee Severance [Member] / 2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2025-12-31restructuringin_progressFacility Closing [Member] / 2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2025-12-31restructuringin_progress2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2025-09-30restructuringcompleted15%2023-072024-06-30restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		2023 plan reduced total employee headcount by approximately 15% and consolidated office space; actions and related charges were substantially completed by June 30, 2024, with office-consolidation payments expected through 2032. No charges recorded in 2025 periods; no absolute headcount figure disclosed.
2025-09-30restructuringcompleted10%2024-062024-12-31Small cells and fiber solutionsrestructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		2024 plan announced a reduction of more than 10% of total employee headcount plus certain office closures; actions and charges substantially completed by December 31, 2024, headcount payments expected during 2025 and office payments through 2033. Percent captured as stated lower bound; no absolute headcount figure disclosed.
2025-09-30divestiture_reductionin_progress2025-03-132026-06-30United StatesFiber Business (small cells and fiber solutions)other
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Pending sale of the Fiber Business to Zayo (fiber solutions) and EQT (small cells) for $8.5 billion; no employee count associated with the divestiture is disclosed. Expected to close in the first half of 2026, subject to closing conditions and regulatory approvals.
2025-09-30restructuringcompleted2023-07-012032-12-31United StatesCorporate / Office SpaceUSD 0 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		2023 Restructuring Plan actions substantially completed by June 30, 2024. Included ~15% headcount reduction and office consolidation. No new charges in Q3 2025; payments for office consolidation expected to complete in 2032.
2025-09-30restructuringcompleted2024-06-012033-12-31United StatesSmall Cells and Fiber SolutionsUSD 0 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		2024 Restructuring Plan actions substantially completed by Dec 31, 2024. Included >10% headcount reduction and office closures. No new charges in Q3 2025; payments for office closures expected to complete in 2033.
2025-09-30restructuringin_progressUSD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-09-30restructuringin_progressEmployee Severance [Member] / 2023 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-09-30restructuringin_progressFacility Closing [Member] / 2023 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-09-30restructuringin_progress2023 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-09-30restructuringin_progressEmployee Severance [Member] / 2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-09-30restructuringin_progressFacility Closing [Member] / 2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-09-30restructuringin_progress2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-06-30restructuringin_progress2023-072032United StatesCorporate / Office Spacerestructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		2023 Restructuring Plan: Actions substantially completed by June 2024. Payments for office space consolidation expected to be completed in 2032. No new charges recorded in Q2 2025.
2025-06-30restructuringin_progress2024-062033United StatesSmall Cells and Fiber Solutionsrestructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		2024 Restructuring Plan: Headcount reduction >10% and office closures. Actions substantially completed by Dec 31, 2024. Payments for employee headcount reduction expected to be completed in 2025; office closures in 2033. No new charges recorded in Q2 2025.
2025-06-30restructuringin_progressUSD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-06-30restructuringin_progressEmployee Severance [Member] / 2023 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-06-30restructuringin_progressFacility Closing [Member] / 2023 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-06-30restructuringin_progress2023 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-06-30restructuringin_progressEmployee Severance [Member] / 2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-06-30restructuringin_progressFacility Closing [Member] / 2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-06-30restructuringin_progress2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-03-31restructuringcompleted15%2023-072024-06-30Company-wide (headcount, office space consolidation)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Reduced total employee headcount by approximately 15%; actions substantially completed and charges recorded by June 30, 2024; employee headcount reduction payments completed in 2024, office consolidation payments run through 2032. No charge amounts disclosed in this quarter (Q1 2025 charges were $0).
2025-03-31restructuringcompleted10%2024-062025-12-31Small cells and fiber solutions businesses (Fiber Business); office closuresrestructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Reduced total employee headcount by more than 10% and closed certain offices; actions substantially completed and charges recorded by December 31, 2024. Employee headcount reduction payments expected to complete in 2025; office closure payments expected through 2033. Remaining liability at March 31, 2025 was $31 million (office space consolidation); no charges recorded in Q1 2025.
2025-03-31divestiture_reductionannounced2025-03-132026-06-30United StatesFiber Business (small cells and fiber solutions)other
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Sale of Fiber Business to Zayo (fiber solutions) and EQT (small cells) for $8.5 billion; expected to close in the first half of 2026 subject to closing conditions and regulatory approvals. No headcount associated with the divestiture disclosed in this filing.
2025-03-31restructuringin_progress2023-07-012032-12-31restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		2023 Restructuring Plan initiated in July 2023. Employee headcount reduction payments completed in 2024. Office space consolidation payments expected to be completed in 2032. Remaining liability as of March 31, 2025 is $5 million.
2025-03-31restructuringin_progress2024-06-012033-12-31Small cells and fiber solutionsrestructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		2024 Restructuring Plan initiated in June 2024. Includes reduction of total employee headcount by more than 10% and closing of certain offices. Employee headcount reduction payments expected to be completed in 2025. Office closure payments expected to be completed in 2033. Remaining liability as of March 31, 2025 is $31 million.
2025-03-31restructuringin_progressUSD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-03-31restructuringin_progressEmployee Severance [Member] / 2023 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-03-31restructuringin_progressFacility Closing [Member] / 2023 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-03-31restructuringin_progress2023 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-03-31restructuringin_progressEmployee Severance [Member] / 2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-03-31restructuringin_progressFacility Closing [Member] / 2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2025-03-31restructuringin_progress2024 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-12-31restructuringcompleted15%2023-07United StatesCompany-wide; included discontinuation of installation services as a Towers product offering and office space consolidationUSD 9 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Headcount reduction of approximately 15% of total employees announced July 2023. Charge shown is FY2024 activity only; $85M was recorded in 2023 (prior year). Actions substantially completed and charges recorded by June 30, 2024; headcount-reduction payments substantially completed by December 31, 2024, with remaining office-consolidation payments through 2032.
2024-12-31restructuringcompleted10%2024-06United StatesPrimarily Fiber segment; company-wide headcount reduction and closure of certain officesUSD 100 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Reduction of total employee headcount by more than 10% (percentage recorded at the 10% floor of the filer's 'more than 10%' statement). Actions and related charges substantially completed by December 31, 2024; headcount-reduction payments expected during 2025 and office-closure payments through 2033.
2024-12-31divestiture_reductionannounced2025-03-13United StatesFiber segment (fiber solutions business to Zayo; small cell business to EQT)subsequent_events
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Sale of the Fiber Business together with certain supporting assets and personnel for $8.5 billion; no headcount figure disclosed. Expected to close in the first half of 2026; upon classification as held for sale in Q1 2025 the company expects a loss of $700-800 million including transaction fees.
2024-12-31restructuringcompleted15%2023-07-012024-06-30United StatesTowersUSD 85 (millions)restructuring_footnote
f5-10k / Qwen3.6-27B-Q8_0		Initiated July 2023. Reduced total employee headcount by approximately 15%. Actions substantially completed and charges recorded by June 30, 2024. Total charges $85 million in 2023 and $9 million in 2024.
2024-12-31restructuringcompleted10%2024-06-012024-12-31United StatesFiberUSD 100 (millions)restructuring_footnote
f5-10k / Qwen3.6-27B-Q8_0		Initiated June 2024. Reduced total employee headcount by more than 10%. Actions substantially completed and charges recorded by December 31, 2024. Total charges $100 million in 2024.
2024-12-31restructuringin_progressUSD 109,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2024-12-31restructuringin_progressCorporate Segment and Other Operating Segment [Member]USD 109,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2024-12-31restructuringin_progressEmployee Severance [Member] / 2023 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2024-12-31restructuringin_progressFacility Closing [Member] / 2023 Restructuring Plan [Member]USD 9,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2024-12-31restructuringin_progress2023 Restructuring Plan [Member]USD 9,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2024-12-31restructuringin_progressEmployee Severance [Member] / 2024 Restructuring Plan [Member]USD 39,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2024-12-31restructuringin_progressFacility Closing [Member] / 2024 Restructuring Plan [Member]USD 61,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2024-12-31restructuringin_progress2024 Restructuring Plan [Member]USD 100,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2024-12-31restructuringin_progressRestructuring Plans [Member] / Towers [Member]USD 13,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2024-12-31restructuringin_progressRestructuring Plans [Member] / Fiber [Member]USD 64,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2024-12-31restructuringin_progressRestructuring Plans [Member] / Other Operating Segment [Member]USD 32,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2024-09-30restructuringin_progress10%2024-062024-12-31United StatesPrimarily Fiber segment; company-wide officesUSD 94 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Filer states a headcount reduction of more than 10% of total employees plus closure of certain offices; no absolute employee count disclosed. Charge is nine months ended 2024-09-30 (Q3 2024 charges were $51M); about $10M more expected in Q4 2024. Severance payments expected complete in 2025, office-closure payments in 2033.
2024-09-30restructuringcompleted15%2023-072024-06-30United StatesCompany-wide; discontinued installation services as a Towers product offeringUSD 10 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Filer states a reduction of approximately 15% of total employee headcount plus office-space consolidation; no absolute count disclosed. Actions and charges substantially complete by 2024-06-30; charge shown is net charges for nine months ended 2024-09-30 (original program charges recorded in 2023). Headcount payments complete in 2024; office payments through 2032.
2024-09-30restructuringin_progress15%2023-07-012024-12-31United StatesTowersUSD 10 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		2023 Restructuring Plan: reduced total employee headcount by approx 15%, discontinued installation services. Charges recorded by June 30, 2024; payments expected to complete in 2024.
2024-09-30restructuringin_progress10%2024-06-012024-12-31United StatesFiberUSD 94 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		2024 Restructuring Plan: reduced total employee headcount by more than 10%, closed certain offices. Charges expected to be substantially completed by Dec 31, 2024.
2024-09-30restructuringin_progressUSD 48,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-09-30restructuringin_progressCorporate Segment and Other Operating Segment [Member]USD 48,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-09-30restructuringin_progressSegments [Domain]USD 48,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-09-30restructuringin_progressEmployee Severance [Member] / 2023 Restructuring Plan [Member]USD -3,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-09-30restructuringin_progressFacility Closing [Member] / 2023 Restructuring Plan [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-09-30restructuringin_progress2023 Restructuring Plan [Member]USD -3,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-09-30restructuringin_progressEmployee Severance [Member] / 2024 Restructuring Plan [Member]USD -1,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-09-30restructuringin_progressFacility Closing [Member] / 2024 Restructuring Plan [Member]USD -52,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-09-30restructuringin_progress2024 Restructuring Plan [Member]USD -51,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-09-30restructuringin_progressRestructuring Plans [Member] / Towers [Member]USD -6,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-09-30restructuringin_progressRestructuring Plans [Member] / Fiber [Member]USD -30,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-09-30restructuringin_progressRestructuring Plans [Member] / Other Operating Segment [Member]USD -12,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-06-30restructuringin_progress10%2024-062024-12-31FiberUSD 43 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		2024 Restructuring Plan: headcount reduction of more than 10% of total employees plus closure of certain offices, with primary focus on the Fiber segment. Q2 2024 charges of $43M ($36M cash severance/termination benefits, $7M non-cash accelerated depreciation); additional ~$70M of charges expected in H2 2024, primarily office closures. Actions and charges expected substantially complete by 2024-12-31; severance payments through 2025 and office-closure payments through 2033. No absolute employee count disclosed; percent is stated as 'more than 10%' and cannot be validated against a disclosed total headcount.
2024-06-30restructuringcompleted15%2023-072024-06-30USD 13 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		2023 Restructuring Plan: reduction of approximately 15% of total employee headcount, discontinuation of installation services as a Towers product offering, and office space consolidation. Initiated July 2023; actions substantially completed and charges recorded by 2024-06-30. $13M of charges recorded in 1H 2024 ($8M facility lease obligations, $4M accelerated depreciation, $1M severance cash payments). Payments expected to complete in 2024 (headcount) and 2032 (office space). Included because disclosed with current-period activity in this filing; headcount reduction itself occurred primarily in 2023.
2024-06-30restructuringin_progress15%2023-07-012032-12-31United StatesTowersUSD 13 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		2023 Restructuring Plan initiated July 2023. Includes headcount reduction of approx 15% and discontinuation of installation services. Charges recorded in H1 2024 include $8M facility lease obligations and $4M accelerated depreciation. Payments expected to complete in 2024 (headcount) and 2032 (office space).
2024-06-30restructuringin_progress10%2024-06-012033-12-31United StatesFiberUSD 43 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		2024 Restructuring Plan initiated June 2024. Includes headcount reduction of more than 10% and office closures. Primary focus on Fiber segment. Charges recorded in Q2 2024 include $36M severance/termination benefits and $7M accelerated depreciation. Additional ~$70M charges expected in H2 2024. Payments expected to complete in 2025 (headcount) and 2033 (office closures).
2024-06-30restructuringin_progressUSD 45,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-06-30restructuringin_progressCorporate Segment and Other Operating Segment [Member]USD 45,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-06-30restructuringin_progressSegments [Domain]USD 45,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-06-30restructuringin_progress2023 Restructuring Plan [Member]USD 13,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-06-30restructuringin_progressRemaining obligations under facility leases [Member] / 2023 Restructuring Plan [Member]USD 8,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-06-30restructuringin_progressEmployee Severance [Member] / 2023 Restructuring Plan [Member]USD 1,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-06-30restructuringin_progressFacility Closing [Member] / 2023 Restructuring Plan [Member]USD 1,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-06-30restructuringin_progress2024 Restructuring Plan [Member]USD 43,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-06-30restructuringin_progressEmployee Severance [Member] / 2024 Restructuring Plan [Member]USD 36,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-06-30restructuringin_progressFacility Closing [Member] / 2024 Restructuring Plan [Member]USD 7,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-06-30restructuringin_progressTowers [Member]USD 6,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-06-30restructuringin_progressFiber [Member]USD 31,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-06-30restructuringin_progressOther Operating Segment [Member]USD 19,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-03-31restructuringin_progress15%2023-072024-06-30United StatesCompany-wide (includes Towers segment services organization)USD 11 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		July 2023 Plan targets roughly a 15% cut to total headcount, discontinuation of installation services, and office consolidation. Q1 2024 charges of $11M were entirely office consolidation ($7M facility lease obligations plus $4M accelerated depreciation); no new headcount-reduction charge in the quarter. Restructuring liability moved from $28M to $23M after $12M of payments. Actions and charges expected substantially complete by 2024-06-30; headcount-reduction payments expected during 2024 and office-consolidation payments through 2032. An additional ~$2M of charges expected during 2024. Absolute affected-employee count not disclosed.
2024-03-31restructuringin_progress15%2023-07-012024-06-30United StatesCorporate and TowersUSD 11 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Plan initiated July 2023 to reduce headcount by approx 15% and consolidate office space. Q1 2024 charges of $11M recorded for office consolidation. Employee reduction payments expected to complete in 2024.
2024-03-31restructuringin_progressUSD 11,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-03-31restructuringin_progressCorporate and Other [Member]USD 11,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-03-31restructuringin_progressSegments [Domain]USD 11,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-03-31restructuringin_progressThe Plan [Member]USD 11,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-03-31restructuringin_progressRemaining obligations under facility leases [Member]USD 7,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-03-31restructuringin_progressEmployee Severance [Member]USD 0 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-03-31restructuringin_progressFacility Closing [Member]USD 11,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-03-31restructuringin_progressTowers [Member]USD 2,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-03-31restructuringin_progressFiber [Member]USD 3,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2024-03-31restructuringin_progressOther Segments [Member]USD 6,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2023-12-31restructuringin_progress15%2023-072024-06-30United StatesCompany-wide; includes discontinuation of installation services as a Towers product offering and office space consolidationUSD 85 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		July 2023 Plan reduced total employee headcount by approximately 15%; $85M charged in 2023 ($63M employee headcount reduction, $22M office consolidation), with an additional approximately $14M expected in H1 2024. Actions expected substantially complete by June 30, 2024; payments complete in 2024 (headcount) and 2032 (office leases).
2023-12-31restructuringin_progress15%2023-072024-06-30United StatesTowersUSD 85 (millions)restructuring_footnote
f5-10k / Qwen3.6-27B-Q8_0		July 2023 Plan included reducing total employee headcount by approximately 15%, discontinuing installation services, and consolidating office space. Charges of $85 million recorded in 2023. Actions expected to be substantially completed by June 30, 2024.
2023-12-31restructuringin_progressUSD 85,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2023-12-31restructuringin_progressCorporate and Other [Member]USD 85,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2023-12-31restructuringin_progressSegments [Domain]USD 85,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2023-12-31restructuringin_progressThe Plan [Member]USD 85,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2023-12-31restructuringin_progressEmployee severance and other one-time termination benefits [Member]USD 62,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2023-12-31restructuringin_progressRemaining obligations under facility leases [Member]USD 16,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2023-12-31restructuringin_progressEmployee Severance [Member]USD 63,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2023-12-31restructuringin_progressFacility Closing [Member]USD 22,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2023-12-31restructuringin_progressTowers [Member]USD 44,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2023-12-31restructuringin_progressFiber [Member]USD 18,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2023-12-31restructuringin_progressOther Segments [Member]USD 23,000,000 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2023-09-30restructuringin_progress15%2023-07-242023-12-31United StatesCompany-wide (includes Towers segment installation services discontinuation and office space consolidation)USD 72 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Plan reduces total employee headcount by approximately 15%, discontinues installation services as a Towers product offering, and consolidates office space. Q3 2023 charges of $72M include $61M cash severance/termination benefits, $6M facility lease obligations, $1M share-based comp, and $4M accelerated depreciation/asset write-downs. An additional ~$35M of charges expected in Q4 2023. Actions expected substantially complete by 2023-12-31; payments for headcount reduction expected in 2024 and office consolidation payments through 2027. Absolute affected-employee count not disclosed; total workforce not disclosed in this filing so the 15% cannot be converted to a count.
2023-09-30otherannounced1,0002023-10-182024-09-30United StatesCompany-wide — employee relocation to a centralized locationsubsequent_events
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Post-quarter announcement to relocate approximately 1,000 employee positions from several nationwide locations to a centralized location by the end of Q3 2024. Related charges anticipated (relocation costs, severance, facility lease obligations, leasehold write-offs) but magnitude described as highly uncertain.
2023-09-30restructuringin_progress15%2023-07-242023-12-31United StatesCorporate / TowersUSD 72 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Plan includes reducing total employee headcount by approximately 15%, discontinuing installation services, and consolidating office space. Charges of $72M recorded in Q3; additional $35M expected in Q4.
2023-09-30otherannounced1,0002023-10-182024-09-30United StatesCorporatesubsequent_events
f5-10q / Qwen3.6-27B-Q8_0		Plans to relocate approximately 1,000 employee positions from several locations nationwide to a centralized location. Magnitude of charges highly uncertain.
2023-09-30restructuringin_progressUSD 72,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2023-09-30restructuringin_progressCorporate and Other [Member]USD 72,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2023-09-30restructuringin_progressSegments [Domain]USD 72,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2023-09-30restructuringin_progressThe Plan [Member]USD 72,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2023-09-30restructuringin_progressEmployee severance and other one-time termination benefits [Member]USD 61,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2023-09-30restructuringin_progressRemaining obligations under facility leases [Member]USD 6,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2023-09-30restructuringin_progressEmployee Severance [Member]USD 62,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2023-09-30restructuringin_progressFacility Closing [Member]USD 10,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2023-09-30restructuringin_progressTowers [Member]USD 41,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2023-09-30restructuringin_progressFiber [Member]USD 13,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2023-09-30restructuringin_progressOther Segments [Member]USD 18,000,000 (absolute)restructuring_footnote
f5-10q / no-ai-xblr
2023-06-30restructuringannounced15%2023-07-24United StatesCompany-wide; includes discontinuation of installation services as a Towers product offering and office space consolidationUSD 120 (millions)subsequent_events
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Plan reduces total employee headcount by approximately 15%; most charges expected in Q3 and Q4 2023. Absolute affected-employee count not disclosed; no total workforce figure given, so implied headcount cannot be validated.
2023-06-30restructuringannounced15%2023-07-242023-12-31United StatesTowersUSD 120 (millions)subsequent_events
f5-10q / Qwen3.6-27B-Q8_0		Plan includes reducing total employee headcount by approximately 15%, discontinuing installation services as a Towers product offering, and consolidating office space. Charges expected in Q3 and Q4 2023.
2021-12-31voluntary_separationannounced2022-02-17United StatesAllother
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Program amended and restated effective 2022-02-17 (subsequent to fiscal year-end); eligibility requires age 50+, 10+ years of service, and age-plus-service of at least 70. No participation or affected-employee counts disclosed.
2021-12-31restructuringcompleted2020-12-312020-12-31United StatesFiberUSD 20 (millions)MD&A
f5-10k / Qwen3.6-27B-Q8_0		Reduction in staffing completed during Q4 2020, primarily impacting Fiber segment. Charge of $20 million recognized in 2020 costs of operations.
2021-09-30restructuringcompletedUnited StatesCorporate / GeneralMD&A
f5-10q / Qwen3.6-27B-Q8_0		Filing references a 'fourth quarter 2020 reduction in force' as a factor offsetting SG&A growth. No specific headcount or charge details provided for this period.
2021-06-30restructuringcompletedMD&A
f5-10q / Qwen3.6-27B-Q8_0		Filing references a 'fourth quarter 2020 reduction in force' as a factor in decreased SG&A expenses for the current period. No specific headcount or charge details provided in this 10-Q.
2021-03-31restructuringcompletedMD&A
f5-10q / Qwen3.6-27B-Q8_0		Filing references a 'fourth quarter 2020 reduction in force' as a driver for decreased SG&A expenses in Q1 2021. No specific headcount or charge details are provided in this 10-Q.
2020-12-31reduction_in_forcecompleted2020-12-31United StatesFiberUSD 20 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Filer describes a reduction in staffing completed in Q4 2020; $20M of employee severance payments and termination benefits recognized in costs of operations, primarily affecting the Fiber segment. Headcount affected not disclosed. Also referenced in MD&A results of operations.
2020-12-31restructuringcompleted2020-Q42020-12-31United StatesFiberUSD 20 (millions)MD&A
f5-10k / Qwen3.6-27B-Q8_0		Reduction in staffing during Q4 2020, comprised of employee severance payments and termination benefits. Primarily impacted Fiber segment. Charge recognized in costs of operations.
2018-06-30voluntary_separationannounced2018-10-01United StatesCompany-wide (long-term employees meeting age/tenure criteria)other
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Program amended and restated effective 2018-10-01 for voluntary terminations by employees meeting minimum age (55), tenure (10 years) and age-plus-tenure (70) criteria; no participant counts or costs disclosed.
2017-12-31acquisition_additioncompleted2016-11-012017-01-17United States (Florida and Texas)Fiberbusiness_combinations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Acquisition of FPL FiberNet Holdings, LLC for approximately $1.5 billion in cash; no headcount of acquired employees disclosed.
2017-12-31acquisition_additioncompleted2017-04-172017-06-26United States (Los Angeles and San Diego)Fiberbusiness_combinations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Acquisition of Wilcon Holdings LLC for approximately $600 million in cash; no headcount of acquired employees disclosed.
2017-12-31acquisition_additioncompleted2017-07-182017-11-01United States (Northeast, including Boston, New York and Philadelphia)Fiberbusiness_combinations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Acquisition of LTS Group Holdings LLC for approximately $7.1 billion in cash; no headcount of acquired employees disclosed. Integration of Lightower's business is identified as a risk factor, with integration capital expenditures expected to begin in 2018.
2017-03-31acquisition_additioncompleted2016-11-012017-01-17Florida and Texas (U.S.)Small Cells (fiber)business_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Closed January 17, 2017 for approximately $1.5 billion cash; purchase price allocation references an assembled workforce as a goodwill factor, but no employee count is disclosed.
2017-03-31acquisition_additionannounced2017-04-172017-09-30Los Angeles and San Diego, California (U.S.)Small Cells (fiber)subsequent_events
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Post-quarter announcement; approximately $600 million cash, expected to close in Q3 2017. No headcount disclosed.
2016-12-31acquisition_additioncompleted2016-11-012017-01-17United States (Florida and Texas)Small cells / fiberUSD 1,500 (millions)subsequent_events
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Purchase price of approximately $1.5 billion in cash; closed 2017-01-17, after fiscal year-end. No headcount for the acquired workforce is disclosed.
2016-12-31acquisition_additioncompleted2016-04-012016-04-30United StatesTowersUSD 461 (millions)business_combinations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Acquisition of Tower Development Corporation, a portfolio of approximately 330 towers, for approximately $461 million in cash; no associated headcount disclosed.
2016-03-31acquisition_additioncompleted2016-04-30United StatesTowersUSD 461 (millions)subsequent_events
f5-10q / MiMo-V2.6-Flash-fp8-HTML		April 2016 acquisition of Tower Development Corporation, a portfolio of about 330 towers, for roughly $461 million in cash; no employee count disclosed. Exact April 2016 date not specified in filing.
2015-12-31divestiture_reductioncompleted2015-05-142015-05-28AustraliaCCAL — Australian tower operationsdiscontinued_operations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Sale of 77.6%-owned Australian subsidiary CCAL completed May 28, 2015; headcount transferred not disclosed.
2015-12-31acquisition_additioncompleted2015-04-012015-08-04United StatesSmall cells / fiber networksbusiness_combinations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Acquisition of Quanta Fiber Networks (Sunesys) for approximately $1.0 billion closed August 4, 2015; acquired headcount not disclosed.
2015-09-30acquisition_additioncompleted2015-04-302015-08-04United StatesSmall cell / fiber networksbusiness_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Closed August 4, 2015; approximately $1.0 billion cash consideration funded with $835.0 million of 2012 Revolver borrowings plus cash on hand. No employee headcount added or retained by the acquisition is disclosed in the filing.
2015-09-30divestiture_reductioncompleted2015-05-142015-05-28AustraliaCCAL (towers segment, discontinued operations)other
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Sale of 77.6%-owned Australian subsidiary CCAL completed May 28, 2015; net proceeds approximately $1.1 billion. No employee headcount transferred or removed is disclosed in the filing.
2013-12-31acquisition_additioncompleted2013-10-182013-12-16United StatesCCUSAUSD 12 (millions)business_combinations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Closed December 16, 2013 for $4.827 billion in cash; associated charge is acquisition and integration costs for the year. Headcount added through the transaction is not disclosed.
2012-12-31acquisition_additioncompleted2012-01-312012-01-31United StatesCCUSAUSD 215 (millions)business_combinations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Acquisition of certain subsidiaries of Wireless Capital Partners, LLC for $214.7 million purchase price; headcount added not disclosed.
2012-12-31acquisition_additioncompleted2012-04-102012-04-10United StatesCCUSA — Small Cells / DASUSD 1,000 (millions)business_combinations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Acquisition of NextG Networks, Inc. for approximately $1.0 billion in cash; headcount added not disclosed. Integration included severance and retention bonuses for involuntarily terminated NextG employees.
2012-12-31acquisition_additioncompleted2012-11-302012-11-30United StatesCCUSA — TowersUSD 2,500 (millions)business_combinations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Acquisition of exclusive rights to lease, operate or otherwise acquire approximately 7,100 T-Mobile towers for approximately $2.5 billion; headcount added not disclosed.
2012-12-31acquisition_additioncompleted2012-01-122012-01-31United StatesCCUSAbusiness_combinations_footnote
f5-10k / Qwen3.6-27B-Q8_0		Acquired certain subsidiaries of Wireless Capital Partners, LLC. Headcount not explicitly disclosed.
2012-12-31acquisition_additioncompleted2011-12-012012-04-10United StatesCCUSAbusiness_combinations_footnote
f5-10k / Qwen3.6-27B-Q8_0		Acquired NextG Networks, Inc. Headcount not explicitly disclosed.
2012-12-31acquisition_additioncompleted2012-09-012012-11-30United StatesCCUSAbusiness_combinations_footnote
f5-10k / Qwen3.6-27B-Q8_0		Acquired exclusive rights to lease/operate approx. 7,100 T-Mobile towers. Headcount not explicitly disclosed.
2012-09-30acquisition_additioncompleted2012-04-102012-04-10United StatesCCUSA — distributed antenna systems (DAS)business_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Closed April 10, 2012 for approximately $1.0 billion cash; no headcount added disclosed. Prior to acquisition NextG was the largest U.S. outdoor DAS provider.
2012-09-30acquisition_additioncompleted2012-01-312012-01-31United StatesCCUSA — ground lease related assetsbusiness_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Closed January 31, 2012; purchase price $214.7 million including $39.2 million restricted cash, excluding assumed debt of $336.3 million. No headcount added disclosed.
2012-09-30restructuringin_progressUnited StatesCCUSA — NextG integrationUSD 2 (millions)MD&A
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Q3 2012 integration costs of $2.2 million, primarily severance and retention bonuses for involuntarily terminated NextG employees; no employee count disclosed. YTD integration costs of $8.9 million include $4.2 million severance/retention plus $4.7 million other incremental costs (Note 3).
2012-09-30restructuringin_progress2012-04-10United StatesNextG Networks IntegrationUSD 4 (millions)business_combinations_footnote
f5-10q / Qwen3.6-27B-Q8_0		Severance and retention bonuses payable to involuntarily terminated employees of NextG.
2012-09-30restructuringin_progress2012-04-10United StatesNextG Networks IntegrationUSD 5 (millions)business_combinations_footnote
f5-10q / Qwen3.6-27B-Q8_0		Other incremental costs directly related to integration, including temporary employees.
2012-06-30acquisition_additioncompleted2012-01-122012-01-31United StatesCCUSAbusiness_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Acquisition of certain subsidiaries of Wireless Capital Partners, LLC closed 2012-01-31; approximately 2,300 ground lease related assets acquired. Headcount added not disclosed.
2012-06-30acquisition_additioncompleted2011-122012-04-10United StatesCCUSAbusiness_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Cash acquisition of NextG Networks, Inc. (largest U.S. outdoor DAS provider at closing) closed 2012-04-10; definitive agreement entered December 2011. Headcount added not disclosed.
2012-06-30restructuringin_progress2012-04-10United StatesCCUSA — NextG integrationUSD 3 (millions)business_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Six months ended 2012-06-30: $3.4M severance and retention bonuses for involuntarily terminated NextG employees, plus $3.3M other incremental integration costs (temporary employees, systems). Number of employees terminated not disclosed.
2012-06-30restructuringin_progress2012-04-10United StatesNextG Networks IntegrationUSD 7 (millions)MD&A
f5-10q / Qwen3.6-27B-Q8_0		Integration of NextG operations; $6.7 million in integration costs primarily consisting of severance and retention bonuses for involuntarily terminated employees. Employee count not disclosed.
2012-03-31acquisition_additioncompleted2012-01-122012-01-31United StatesCCUSA — site rental / ground lease related assetsbusiness_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Closed 2012-01-31; approximately 2,300 ground lease related assets acquired. No employee headcount associated with the acquisition is disclosed in the filing.
2012-03-31acquisition_additionannounced2011-12-312012-04-10United StatesCCUSA — DAS / small cellssubsequent_events
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Definitive agreement entered December 2011; acquisition closed 2012-04-10 (after quarter end) for approximately $1.0 billion cash. No employee headcount associated with the acquisition is disclosed in the filing.
2011-12-31acquisition_additionannounced2011-12-152012-06-30United StatesDAS (distributed antenna systems)USD 1,000 (millions)subsequent_events
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Definitive merger agreement dated December 15, 2011 to acquire NextG Networks for approximately $1.0 billion cash, subject to adjustments; expected to close Q2 2012. Headcount added not disclosed.
2011-12-31acquisition_additioncompleted2012-01-122012-01-31United StatesGround lease / third party land interestsUSD 500 (millions)subsequent_events
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Acquisition of certain subsidiaries of Wireless Capital Partners closed January 31, 2012 for gross purchase price of approximately $500 million; WCP held approximately 2,300 ground lease related assets. Headcount added not disclosed.
2010-12-31acquisition_additioncompleted2010-09United StatesDAS networks (CCUSA)USD 128 (millions)business_combinations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Acquisition of NewPath Networks, Inc. for $128 million cash consideration; headcount added through the transaction is not disclosed.
2010-09-30acquisition_additioncompleted2010-07-012010-09-30United StatesDAS networks (CCUSA)business_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Merger with NewPath Networks completed September 2010 for approximately $128 million cash; 35 DAS networks acquired. Headcount added through the acquisition is not disclosed in this filing; announcement month stated as July 2010, exact announcement date not given.
2009-12-31restructuringin_progressUSD 0 (absolute)restructuring_footnote
f5-10k / no-ai-xblr
2008-12-31restructuringcompleted2007-07-012007-12-31United StatesCCUSAUSD 3 (millions)restructuring_footnote
f5-10k / Qwen3.6-27B-Q8_0		Termination of Modeo employees. Charge includes $2.4 million stock-based compensation. No employee count disclosed.
2008-12-31restructuringcompleted2007-01-122008-03-31United StatesCCUSAUSD 8 (millions)restructuring_footnote
f5-10k / Qwen3.6-27B-Q8_0		Severance and retention bonuses for involuntarily terminated employees of Global Signal. No employee count disclosed.
2007-12-31acquisition_additioncompleted2007-01-122007-01-12United StatesCCUSAbusiness_combinations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Merger of Global Signal Inc. completed January 12, 2007, adding 10,749 towers; headcount added through the acquisition is not disclosed.
2007-12-31restructuringcompleted2007-07-232007-12-31United StatesCCUSA — Modeo (Emerging Businesses)USD 3 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		FY2007 restructuring charges for termination of Modeo employees, including $2.4M of stock-based compensation for accelerated vesting and change in fair value of liability-classified Modeo options; 42,450 Modeo options settled in cash. Related asset write-down of $57.6M for Modeo assets is not a workforce charge. Number of employees terminated not disclosed.
2007-12-31restructuringin_progress2007-01-122008-03-31United StatesCCUSA — Global Signal integrationUSD 8 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		FY2007 severance and retention bonuses for involuntarily terminated former Global Signal employees; total FY2007 integration costs were $25.4M, of which $17.1M was other incremental integration cost. Headcount affected not disclosed; integration expected to complete by end of Q1 2008.
2007-12-31restructuringcompleted2007-07-232007-12-31United StatesModeoUSD 3 (millions)restructuring_footnote
f5-10k / Qwen3.6-27B-Q8_0		Termination of Modeo employees related to Spectrum lease. Charge includes $2.4 million stock-based compensation.
2007-12-31restructuringcompleted2007-01-122007-12-31United StatesGlobal Signal IntegrationUSD 8 (millions)restructuring_footnote
f5-10k / Qwen3.6-27B-Q8_0		Severance and retention bonuses for involuntarily terminated employees of Global Signal.
2007-09-30restructuringcompleted2007-07-23United StatesModeo (Emerging Businesses)USD 3 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Termination of Modeo employees following the July 23, 2007 spectrum lease to CCTV; charge includes $2.4M stock-based compensation for accelerated vesting and change in fair value of Modeo options. Employee count not disclosed. Related asset write-down of $57.7M for Modeo assets.
2007-09-30restructuringin_progress2007-01-12United StatesCCUSA — Global Signal integrationUSD 19 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Integration costs for nine months ended September 30, 2007, including $7.7M of severance and retention bonuses for involuntarily terminated former Global Signal employees and $11.0M of other incremental integration costs. Employee count not disclosed. Company expects additional integration costs of $24-28M for full year 2007.
2007-09-30acquisition_additioncompleted2007-01-12United StatesCCUSAbusiness_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Global Signal Merger completed January 12, 2007; 10,749 towers acquired. MD&A notes headcount additions and related employee costs increased G&A expenses, but no employee count is disclosed.
2007-09-30restructuringcompleted2007-09-302007-09-30United StatesModeoUSD 3 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Termination of Modeo employees. Charge includes $2.4M stock-based compensation.
2007-09-30restructuringin_progress2007-01-12United StatesGlobal Signal Merger IntegrationUSD 8 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Severance and retention bonuses for involuntarily terminated employees of Global Signal Entities. YTD charge of $7.7M.
2007-06-30restructuringcompletedUnited StatesCCUSAUSD 0 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Paid $0.2 million in restructuring charges during the six months ended June 30, 2007, all of which was previously accrued.
2007-06-30restructuringin_progressUnited StatesCCUSAUSD 1 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Recorded restructuring accrual of $0.7 million primarily related to obligations under an office space lease as part of Global Signal Merger purchase price allocation.
2007-06-30acquisition_additioncompleted2007-01-12United StatesCCUSAUSD 14 (millions)business_combinations_footnote
f5-10q / Qwen3.6-27B-Q8_0		Incurred integration costs of $13.9 million related to Global Signal Merger, including $7.3 million for retention bonus obligations with employees of former Global Signal.
2007-03-31acquisition_additioncompleted2006-10-042007-01-12United StatesCCUSAbusiness_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Global Signal Merger closed 2007-01-12; acquired 10,749 towers. No employee headcount added through the merger is disclosed in the filing.
2007-03-31otherin_progress2007-01-12United StatesCCUSAUSD 8 (millions)other
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Agreements with former Global Signal employees grant a severance payment or retention bonus; maximum payable is $7.6 million, accrual was $5.6 million at 2007-03-31, and $6.3 million was paid on 2007-04-18. Number of employees covered is not disclosed.
2007-03-31restructuringin_progress2007-01-12United StatesCCUSAUSD 1 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Restructuring accrual recorded in the preliminary Global Signal purchase price allocation, primarily for office space lease obligations; no employee count or severance component is disclosed.
2007-03-31restructuringin_progress2007-01-12United StatesCCUSAUSD 1 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Accrual primarily related to obligations under an office space lease resulting from Global Signal Merger purchase price allocation.
2007-03-31othercompleted2007-01-122007-04-18United StatesCCUSAUSD 6 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Accrual for employment and retention agreements with former Global Signal employees; maximum payable approx $7.6 million. $6.3 million paid in April 2007.
2006-12-31acquisition_additioncompleted2006-10-052007-01-12United StatesCCUSAsubsequent_events
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Merger of Global Signal Inc. (10,749 towers) completed 2007-01-12; total Global Signal headcount added not disclosed. Approximately 210 former Global Signal employees are referenced in Item 1 as providing services only during integration.
2006-12-31acquisition_additioncompleted2006-07-012006-07-01United States (Puerto Rico and Southern U.S.)CCUSAbusiness_combinations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Acquisition of approximately 98% of Mountain Union Telecom, LLC (474 completed towers plus 77 in development); employees added not disclosed.
2006-12-31restructuringcompleted2006-12-31United StatesCCUSA; Corporate Office and OtherUSD 0 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Net restructuring credit of $0.391 million for FY2006 (employee severance credit of $0.063 million and office closure credit of $0.328 million), offset by cash payments of $0.550 million severance and $0.528 million office closures during the year. Employees affected not disclosed.
2006-12-31otherin_progressUnited StatesCorporate Office and OtherUSD 2 (millions)MD&A
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Integration costs of $1.503 million recognized in FY2006, primarily retention bonuses and contracted employees related to integrating acquired businesses; headcount impact not quantified.
2006-12-31restructuringcompletedUSD 0 (millions)restructuring_footnote
f5-10k / Qwen3.6-27B-Q8_0		Net credit of $391,000 recorded in 2006. Includes employee severance credit of $63,000 and office closure credit of $328,000. Accrued liability decreased from $1.694 million to $225,000.
2006-12-31acquisition_additioncompleted2102006-10-052007-01-12United StatesCCUSA — Global Signal integrationItem_1_Business
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Of the approximately 1,160 total employees, about 210 were former Global Signal staff providing services only during integration. Merger agreement signed 2006-10-05; merger closed 2007-01-12 (subsequent to fiscal year-end). Global Signal headcount added is not separately disclosed.
2006-12-31acquisition_additioncompleted2006-07-012006-07-01Puerto Rico and Southern United StatesCCUSAbusiness_combinations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Acquired approximately 98% of Mountain Union Telecom, LLC for $305.258 million, including 474 completed towers and 77 towers in development; employee headcount acquired not disclosed. Remaining ~2% interest purchased 2007-01-02.
2006-09-30restructuringcompletedUnited StatesCorporate Office and OtherUSD 0 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Accrued employee severance liability of $63,000 remained at period end for Corporate Office and Other segment. No new charges were recorded in the nine months ended Sept 30, 2006; payments of $550,000 were made against prior accruals.
2006-09-30acquisition_additioncompleted2006-07-01United StatesCCUSAbusiness_combinations_footnote
f5-10q / Qwen3.6-27B-Q8_0		Acquired over 98% of Mountain Union Telecom, LLC on July 1, 2006. Headcount not explicitly disclosed.
2006-06-30restructuringcompletedCorporate Office and OtherUSD 0 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		No new restructuring charges recorded in Q2 2006. Accrued liabilities decreased from $1.7M to $0.8M due to payments of $0.9M for prior period employee severance and office closure costs.
2006-03-31restructuringin_progressCorporate Office and OtherUSD 0 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		No new restructuring charges recorded in Q1 2006. Accrued liabilities of $1.6 million at period start were reduced by $130,000 in payments to $1.6 million at period end. Related to prior consolidation of corporate management functions.
2005-12-31restructuringcompleted2004-12-012005-03-31United StatesCorporate Office and OtherUSD 9 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Consolidation of corporate management functions following the CCUK sale; 2005 charges of $8.5M comprise $2.053M cash severance and $6.424M non-cash modification of stock awards. Cash charges recorded in Q1 2005; consolidation completed during the first quarter of 2005. Number of employees affected not disclosed.
2005-12-31divestiture_reductioncompleted2005-01-012005-05-09United StatesOpenCell Corp. (distributed antenna systems manufacturing)discontinued_operations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Plan to exit OpenCell adopted January 2005; sale completed May 9, 2005. Classified as discontinued operations for all periods presented. Headcount removed not disclosed.
2005-12-31acquisition_additioncompleted2005-07-112005-08-01United StatesCCUSA — US tower operationsUSD 145 (millions)business_combinations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Purchase of 467 towers from affiliates of Trintel Communications for approximately $145.0M, closed August 1, 2005; purchase price allocation disclosed but headcount acquired not disclosed. Charge value reflects purchase price, not a workforce charge.
2005-12-31restructuringcompleted2004-122005-03United StatesCorporate OfficeUSD 2 (millions)restructuring_footnote
f5-10k / Qwen3.6-27B-Q8_0		Consolidation of corporate management functions following sale of CCUK. Cash charges of $2.1 million for employee severance recorded in Q1 2005. Non-cash charges of $6.4 million also recorded for stock option modifications.
2005-12-31acquisition_additioncompleted2005-07-112005-08-01United StatesCCUSAbusiness_combinations_footnote
f5-10k / Qwen3.6-27B-Q8_0		Acquisition of 467 towers from Trintel. Employee count not explicitly disclosed in acquisition footnote.
2005-09-30restructuringin_progress2005-01-31United StatesCorporate Office and OtherUSD 8,477 (thousands)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Consolidation of management functions following CCUK sale; $2,053K cash severance plus $6,424K non-cash stock compensation modification. Employee count not disclosed. $1,916K accrual remained at period end.
2005-09-30divestiture_reductioncompleted2004-06-282004-08-31United KingdomCCUK (UK tower and broadcasting operations)other
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Sale of UK subsidiary to National Grid affiliate completed August 31, 2004; headcount impact not quantified in this filing.
2005-09-30divestiture_reductioncompleted2005-01-312005-05-09United StatesOpenCell Corp. (distributed antenna systems manufacturing)other
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Plan to exit OpenCell adopted January 2005; sale completed May 9, 2005 with $2,801K gain. Headcount impact not quantified.
2005-09-30acquisition_additioncompleted2005-07-112005-08-01United StatesCCUSA (US tower operations)USD 144,580 (thousands)business_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Acquisition of 467 towers from Trintel affiliates for ~$145M; purchase price allocation shown but no employee headcount added disclosed.
2005-09-30restructuringcompleted2005-01-012005-03-31United StatesCorporate Office and OtherUSD 2,053 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Consolidation of management functions following sale of CCUK. Cash charges of $2.1 million for employee severance recorded in Q1 2005. Employee count not disclosed.
2005-09-30restructuringcompleted2005-01-012005-03-31United StatesCorporate Office and OtherUSD 6,424 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Non-cash compensation charges of $6.4 million related to modification of stock options and restricted stock awards for terminated executives. Employee count not disclosed.
2005-06-30restructuringcompleted2005-01-31United StatesCorporate Office and OtherUSD 8,477 (thousands)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Consolidation of management functions following the CCUK sale; includes $2,053K cash severance and $6,424K non-cash stock award modification charges in Q1 2005. Employee count not disclosed.
2005-06-30divestiture_reductioncompleted2005-01-312005-05-09United StatesEmerging Businesses / CCUSA (OpenCell Corp.)other
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Plan adopted January 2005 to exit OpenCell; sale completed May 9, 2005 with $2,801K gain. Headcount removed not disclosed.
2005-06-30restructuringcompleted2005-03-31Corporate Office and OtherUSD 2,053 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Consolidation of management functions following sale of CCUK. Cash charges of $2.1 million for employee severance recorded in Q1 2005. Employee count not disclosed.
2005-06-30restructuringcompleted2005-03-31Corporate Office and OtherUSD 6,424 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Non-cash compensation charges of $6.4 million related to modification of stock options and restricted stock awards for certain terminated executives. Employee count not disclosed.
2005-03-31restructuringcompleted2005-01-312005-03-31United StatesCorporate Office and OtherUSD 8,477 (thousands)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Consolidation of management functions following the CCUK sale; includes $2,053 thousand cash severance and $6,424 thousand non-cash stock award modification charges. Number of employees affected not disclosed.
2005-03-31restructuringin_progress2005-03-31Corporate Office and OtherUSD 8,477 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Consolidation of management functions following CCUK sale. Includes $2.1M cash severance and $6.4M non-cash stock compensation acceleration for terminated executives.
2004-12-31restructuringin_progress2004-12-312005-03-31United StatesCorporate officeUSD 1 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Consolidation of certain corporate management functions following the CCUK sale; $1.3M cash severance charge recorded in Q4 2004, with an additional $2.0M expected in Q1 2005. Headcount affected not disclosed.
2004-12-31divestiture_reductioncompleted2004-06-282004-08-31United KingdomCCUK (UK tower leasing and broadcast transmission networks)discontinued_operations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Sale of UK subsidiary to an affiliate of National Grid Transco Plc for $2.029 billion completed 2004-08-31; headcount removed through the disposition not disclosed. Severance and modified stock-award costs of $2.8M and $7.1M were charged against the net gain on disposal.
2004-12-31restructuringcompleted2004-12-312005-03-31Corporate OfficeCorporate ManagementUSD 1 (millions)restructuring_footnote
f5-10k / Qwen3.6-27B-Q8_0		Consolidation of corporate management functions following sale of CCUK. $1.3M recorded in Q4 2004 for employee severance. Expected to complete by end of Q1 2005.
2004-12-31divestiture_reductioncompleted2004-08-312004-08-31United KingdomCCUK Operationsdiscontinued_operations_footnote
f5-10k / Qwen3.6-27B-Q8_0		Sale of UK subsidiary CCUK resulted in removal of workforce from consolidated headcount. Specific headcount not disclosed, but compensation charges of $7.1M recognized for modified stock awards of CCUK employees.
2004-09-30divestiture_reductioncompleted2004-06-282004-08-31United KingdomCCUK (UK subsidiary)USD 3 (millions)other
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Sale of UK subsidiary to National Grid affiliate; severance of $2,663 thousand plus $6,482 thousand of modified stock-award compensation recognized within the $497,210 thousand net gain. Number of employees divested not disclosed.
2004-09-30restructuringin_progressUnited States; Brazil (Crown Atlantic)CCUSA; Crown Atlantic; Corporate OfficeUSD 0 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Nine months 2004 recorded net restructuring credits of $478 thousand (CCUSA $(428)K, Crown Atlantic $(17)K, Corporate $(33)K); accrual declined from $2,716K to $1,487K. Employee counts per action not disclosed.
2004-09-30restructuringin_progressCCUSAUSD -428 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Credit for office closures and other costs.
2004-09-30restructuringin_progressCrown AtlanticUSD -17 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Credit for office closures and other costs.
2004-09-30restructuringin_progressCorporate Office and OtherUSD -33 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Credit for employee severance.
2004-09-30divestiture_reductioncompleted2004-06-282004-08-31United KingdomCCUKUSD 2,663 (thousands)discontinued_operations_footnote
f5-10q / Qwen3.6-27B-Q8_0		Severance costs associated with the sale of CCUK. Employee count not disclosed.
2004-06-30restructuringin_progressUnited StatesCCUSA, Crown Atlantic, Corporate OfficeUSD 0 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Employee severance accrual of $159 thousand at 2004-06-30 (from $525 thousand at 2003-12-31); $333 thousand of severance paid in the six months. No employee counts, announcement date, or completion date disclosed.
2004-06-30divestiture_reductionannounced2004-06-282004-09-30United KingdomCCUK (UK subsidiary)other
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Definitive agreement to sell CCUK to an affiliate of National Grid Transco Plc for $2.035 billion in cash; CCUK results restated as discontinued operations. No headcount associated with the divestiture disclosed.
2004-06-30restructuringin_progressCorporate Office and OtherUSD -33 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Credit to expense for employee severance. No employee count disclosed.
2004-03-31restructuringin_progressUnited States; United Kingdom; Australia (Crown Atlantic)CCUSA, CCUK, Crown Atlantic, Corporate OfficeUSD 0 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Q1 2004 recorded a net restructuring credit of $33K (employee severance at Corporate Office). Accrued restructuring liability of $2,722K at 2004-03-31 (down from $3,085K at 2003-12-31); $330K paid during the quarter. No employee counts disclosed.
2004-03-31plant_closurecompletedUnited States; Australia (Crown Atlantic)CCUSA; Crown AtlanticUSD 2 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Asset write-down charges of $1,948K ($1,768K CCUSA, $180K Crown Atlantic) for abandonment or disposal of certain tower sites during Q1 2004. No associated employee counts disclosed.
2004-03-31restructuringin_progressCorporate Office and OtherUSD -33 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Credit of $33,000 recorded for employee severance in Corporate Office and Other segment.
2003-12-31restructuringcompleted609%2002-102003-06-30United StatesU.S. business (CCUSA)USD 2 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		FY2003 portion of the October 2002 U.S. restructuring program; approximately 60 employees (about 9% of the U.S. workforce, not global) reduced during Q2 2003, with actions substantially completed by June 30, 2003. The $2.3M figure is cash charges for severance and lease termination recorded in 2003; earlier program activity was reported in prior filings.
2003-12-31acquisition_additioncompleted2003-05-012003-05-01United StatesCrown Castle GT joint venturebusiness_combinations_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Company acquired all of Verizon's equity interest in Crown Castle GT effective May 1, 2003; no employee headcount associated with the transaction was disclosed.
2003-12-31restructuringcompleted609%2002-102003-06-30United StatesU.S. businessUSD 2 (millions)restructuring_footnote
f5-10k / Qwen3.6-27B-Q8_0		Continued execution of October 2002 restructuring plan; reduced U.S. workforce by approx 60 employees (approx 9%); actions substantially completed June 30, 2003.
2003-09-30restructuringcompleted609%2002-102003-06-30United StatesCCUSA (U.S. business)USD 2,349 (thousands)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Execution of the October 2002 restructuring plan; headcount cut of about 60 (roughly 9% of U.S. workforce) plus office sublease efforts at two locations, recorded in Q2 2003 for severance and lease termination costs; actions substantially completed by 2003-06-30. Restructuring accrual of $3,585 thousand remained at quarter end.
2003-09-30restructuringcompleted602002-10-012003-06-30United StatesCCUSAUSD 2 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Continued execution of October 2002 plan; reduced U.S. workforce by approx 60 employees (9%); actions substantially completed June 30, 2003.
2003-06-30restructuringcompleted609%2002-102003-06-30United StatesCCUSA (U.S. business)USD 2,349 (thousands)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Execution of the October 2002 restructuring plan cut the U.S. workforce by about 60 people (roughly 9%); charge covers severance and lease termination, with actions substantially complete at quarter end. Restructuring accrual of $5,551 thousand remained in other accrued liabilities at 2003-06-30.
2003-06-30acquisition_additioncompleted2003-05-012003-05-01United StatesCrown Castle GT joint venture (CCUSA)business_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Company acquired all of Verizon's interest in Crown Castle GT effective 2003-05-01, taking ownership to 100%; no employee headcount added or affected is disclosed in the filing.
2003-06-30restructuringcompleted602002-10-012003-06-30United StatesCorporate Office / U.S. BusinessUSD 2 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Continued execution of October 2002 plan; reduced U.S. workforce by approx 60 employees (9%); actions substantially completed at June 30, 2003.
2003-03-31restructuringin_progress2002-03CCUKCCUKUSD 3,726 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Charges relate to staff redundancies and disposition of service lines announced in March 2002. Employee count not disclosed.
2003-03-31restructuringin_progress2001-07Corporate OfficeCorporate OfficeUSD 2,126 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Charges relate to additional employee severance payments in connection with July 2001 restructuring. Employee count not disclosed.
2002-12-31restructuringcompleted2122002-03-012002-12-31United KingdomCCUK operationsUSD 9 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		March 2002 U.K. restructuring; reduced staff by 212 full-time employees and disposed of certain service lines. Cash charges of $8.5 million recorded during 2002.
2002-12-31restructuringin_progress2302002-10-112003-03-31United StatesU.S. business operationsUSD 6 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		October 2002 U.S. restructuring announced to flatten organizational structure; reducing U.S. workforce by approximately 230 employees and closing some smaller offices. Cash charges of approximately $6.1 million recorded in Q4 2002; actions to be substantially completed by end of Q1 2003.
2002-12-31restructuringcompleted2002-01-012002-12-31CorporateCorporate officeUSD 3 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Additional employee severance payments at corporate office in 2002 related to the July 2001 restructuring; no employee count disclosed for this component.
2002-12-31restructuringcompleted2122002-03United KingdomCCUKUSD 9 (millions)Item_1_Business
f5-10k / Qwen3.6-27B-Q8_0		Reduced U.K. staff by 212 full time employees and disposed of certain service lines. Cash charges of $8.5 million recorded.
2002-12-31restructuringin_progress2302002-102003-03-31United StatesU.S. BusinessUSD 6 (millions)Item_1_Business
f5-10k / Qwen3.6-27B-Q8_0		Reducing U.S. workforce by approximately 230 employees and closing some smaller offices. Actions to be substantially completed by end of first quarter 2003. Cash charges of $6.1 million recorded in Q4 2002.
2002-09-30restructuringin_progress2002-03United KingdomCCUKUSD 4 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		CCUK restructuring announced March 2002; staff reductions and disposition of service lines. Total 2002 charges expected $6-8M. Employee count not disclosed.
2002-09-30restructuringannounced2502002-102003-03-31United StatesU.S. business (corporate and regional offices)subsequent_events
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Announced October 2002; flattening organizational structure, closing smaller offices. Cash charges of approximately $7-10M expected in Q4 2002.
2002-09-30restructuringin_progress2002-03-012002-12-31United KingdomCCUKUSD 4 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		March 2002 restructuring of CCUK business involving staff reductions and disposition of service lines. Total expected charges $6M-$8M.
2002-09-30restructuringin_progress2001-07-012002-12-31CorporateCorporate OfficeUSD 3 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Continuation of July 2001 global restructuring. Charges primarily for additional employee severance payments at corporate office.
2002-09-30restructuringannounced2502002-10-012003-03-31United StatesCCUSAUSD 9 (millions)subsequent_events
f5-10q / Qwen3.6-27B-Q8_0		October 2002 announcement to reduce U.S. workforce by approx. 250 employees and close smaller offices. Expected charges $7M-$10M in Q4 2002.
2002-06-30restructuringin_progress2002-03United KingdomCCUKUSD 4 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Staff redundancies and disposition of certain service lines; total 2002 charges expected between $7M and $13M. No employee count disclosed.
2002-06-30restructuringin_progress2001-07United StatesCorporate OfficeUSD 2 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Additional employee severance payments at corporate office under July 2001 restructuring program; no employee count disclosed.
2002-06-30restructuringin_progress2002-03-01United KingdomCCUKUSD 4 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Restructuring of CCUK business announced in March 2002 relating to staff redundancies and disposition of service lines. Total expected charges for 2002 between $7.0 million and $13.0 million. Employee count not disclosed.
2002-06-30restructuringin_progress2001-07-01CorporateCorporate OfficeUSD 3 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Additional employee severance payments related to July 2001 restructuring. Employee count not disclosed.
2002-03-31restructuringin_progress2002-03-31United KingdomCCUKUSD 3,726 (thousands)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Restructuring announced March 2002 covering staff redundancies and disposition of service lines. Total 2002 charges expected between $7M and $13M. No employee count disclosed.
2002-03-31restructuringin_progress2002-03-31United StatesCorporate OfficeUSD 2,126 (thousands)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Additional employee severance payments at corporate office related to the July 2001 restructuring. No employee count disclosed.
2002-03-31restructuringin_progress2002-03-01United KingdomCCUKUSD 4 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Charges relate to staff redundancies and disposition of service lines. Total 2002 charges expected between $7.0M and $13.0M.
2002-03-31restructuringin_progress2001-07-01United StatesCorporate OfficeUSD 2 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Additional employee severance payments related to July 2001 restructuring.
2001-12-31restructuringcompleted3122001-07-012001-12-31GlobalGlobal staff; five US offices closed; development offices in Brazil and Europe closedUSD 19 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Non-recurring cash charges for employee severance and office closure costs; actions substantially completed by end of 2001. Related non-cash asset write-downs of $24.9M also recorded in 2001.
2001-12-31restructuringannounced2002-03-01United KingdomUK operations — staff redundancies and disposition of certain service linesUSD 10 (millions)subsequent_events
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Announced after fiscal year-end; charge estimated between $7.0M and $13.0M (midpoint shown), expected to be reflected in Q1 2002 results. Headcount not disclosed.
2001-12-31restructuringcompleted3122001-072001-12-31GlobalVariousUSD 19 (millions)Item_1_Business
f5-10k / Qwen3.6-27B-Q8_0		Reduced global staff by approximately 312 full-time employees; closed offices in US, Brazil, and Europe. Actions substantially completed as of end of 2001.
2001-12-31restructuringannounced2002-03-01United KingdomVariousUSD 10 (millions)subsequent_events
f5-10k / Qwen3.6-27B-Q8_0		Announced plans to record non-recurring charge estimated between $7.0 million and $13.0 million for staff redundancies and disposition of service lines. Charge expected in Q1 2002.
2001-12-31restructuringcompleted3122001-072001-12-31Global (United States, Brazil, Europe)Global staff; five U.S. offices closed; development offices in Brazil and Europe closedUSD 19 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Charge comprises $13.9M employee severance and $5.5M office closure costs; actions substantially completed by year-end 2001. Announced July 2001 (day not disclosed).
2001-12-31restructuringannounced2002-03United KingdomU.K. operations — staff redundancies and disposition of certain service linesUSD 10 (millions)subsequent_events
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Estimated charge range of $7.0M to $13.0M; midpoint shown. Announced March 2002, after fiscal year-end; expected to be reflected in 2002 results. No employee count disclosed.
2001-09-30restructuringin_progress3112001-07-312001-12-31Global (includes five U.S. office closures and development offices in Brazil and Europe)Corporate and development functionsUSD 19 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Announced July 2001 to improve operational efficiency and align costs with anticipated revenues; reduced global staff by approximately 311 full-time employees. Non-recurring cash charge of $19.3 million recorded in Q3 2001 for severance and office-closure costs; $13.4 million accrued at 2001-09-30. Announcement date stated only as month (July 2001).
2001-09-30restructuringin_progress2001-07-312001-12-31GlobalCorporateUSD 16 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Non-cash asset write-down charges over the nine months ended 2001-09-30 covering inventories, property and equipment, and other assets; no employee count separately disclosed for this component. Announcement date stated only as month (July 2001).
2001-09-30restructuringin_progress3112001-07-012001-12-31GlobalCorporate and Development OfficesUSD 19 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Announced July 2001 to increase operational efficiency. Includes reduction of 311 full-time employees, closure of five US offices, and closure of development offices in Brazil and Europe. Charge relates to severance and office closure costs.
2001-06-30restructuringannounced2752001-072001-12-31Global (United States, Brazil)Global staff; five U.S. offices and Brazil development officeUSD 16 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Announced July 2001, after quarter end. Non-recurring cash charges expected in Q3 2001 for severance and office closure costs; a separate non-cash asset write-down of $12.272 million was recorded in Q2 2001 in connection with the restructuring.
2001-06-30restructuringannounced2752001-072001-12-31GlobalUSD 16 (millions)subsequent_events
f5-10q / Qwen3.6-27B-Q8_0		Announced in July 2001 to increase operational efficiency. Includes reduction of global staff by approx. 275 full-time employees, closing five US offices, and closing development office in Brazil. Expected non-recurring cash charges of approx. $16 million for severance and office closure costs in Q3 2001.
2000-12-31restructuringcompleted1999-03-311999-03-31United StatesCorporate / US OperationsUSD 2 (millions)restructuring_footnote
f5-10k / Qwen3.6-27B-Q8_0		Transition from centralized to regionally-based organization; charges related to severance and excess office space leases.
2000-12-31restructuringcompleted1999-12-311999-12-31United StatesTeleStructures, Inc.USD 4 (millions)restructuring_footnote
f5-10k / Qwen3.6-27B-Q8_0		Reduction of staff to level justified by operating volume; charges related to severance, goodwill impairment, and other costs.
2000-09-30restructuringcompleted1999-03-311999-03-31United StatesCorporate / GeneralUSD 1,814 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Completed in Q1 1999. Charges of $1.8 million related to severance payments for staff reductions and non-cancelable leases of excess office space. Employee count not disclosed.
2000-06-30restructuringcompleted1999-03-311999-03-31United StatesCorporate / GeneralUSD 1,814 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Completed in Q1 1999. Charges of $1.8 million related to severance payments for staff reductions and non-cancelable leases of excess office space. No employee count disclosed.
2000-03-31restructuringcompleted2000-03-312000-03-31United StatesCorporateUSD 1,814 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		One-time charges related to severance payments for staff reductions and non-cancelable leases of excess office space in connection with the formation of Crown Atlantic.
1999-12-31restructuringcompleted1999-03-311999-03-31United StatesCorporate / Regional OperationsUSD 2 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Q1 1999 restructuring to transition from centralized to regionally-based US organization; charges include severance for staff reductions and non-cancelable excess office leases. Employee count not disclosed.
1999-12-31restructuringcompleted1999-12-311999-12-31United StatesTeleStructures, Inc.USD 4 (millions)restructuring_footnote
f5-10k / MiMo-V2.6-Flash-fp8-HTML		Q4 1999 restructuring to reduce TeleStructures staff to sustainable operating volume; charges include severance, goodwill impairment, and other related costs. Employee count not disclosed.
1999-12-31restructuringcompleted1999-03-311999-03-31United StatesCorporate / OperationsUSD 2 (millions)MD&A
f5-10k / Qwen3.6-27B-Q8_0		Restructuring of US operations to transition to regionally-based organization; $1.8M charge for severance and lease costs.
1999-12-31restructuringcompleted1999-12-311999-12-31United StatesTeleStructures, Inc.USD 4 (millions)MD&A
f5-10k / Qwen3.6-27B-Q8_0		Restructuring of TeleStructures, Inc. operations; $3.8M charge for severance, goodwill impairment, and other costs.
1999-09-30restructuringcompleted1999-03-311999-03-31United StatesCorporate / Regional OperationsUSD 1,814 (thousands)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Restructuring of US operations to transition from centralized to regionally-based organization; one-time charges for severance and non-cancelable excess office leases. No employee count disclosed.
1999-09-30restructuringcompleted1999-03-31United StatesCorporate / GeneralUSD 1,814 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Completed restructuring of US operations to transition from centralized to regionally-based organization. Charges of $1.8 million related to severance payments for staff reductions and non-cancelable leases of excess office space. Specific employee count not disclosed.
1999-06-30restructuringcompleted1999-03-311999-03-31United StatesCorporate / Regional OperationsUSD 2 (millions)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Restructured US operations from centralized to regionally-based organization; charge includes severance for staff reductions and non-cancelable excess office space costs. No employee count disclosed.
1999-06-30restructuringcompleted1999-03-31United StatesCorporateUSD 2 (millions)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Transition from centralized to regionally-based organization; charges for severance and excess office space leases.
1999-03-31restructuringcompleted1999-03-311999-03-31United StatesCorporate / Regional OperationsUSD 1,814 (thousands)restructuring_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Restructuring of U.S. operations to transition from centralized to regionally-based organization. Charge covers severance for staff reductions and non-cancelable excess office space leases. No employee count disclosed.
1999-03-31acquisition_additioncompleted1999-03-311999-03-31United StatesTowers / Wireless Infrastructurebusiness_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Joint venture formed with Bell Atlantic Mobile; approximately 1,458 towers contributed. No headcount added disclosed.
1999-03-31acquisition_additionannounced1999-03-311999-11-30United StatesTowers / Wireless Infrastructurebusiness_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Agreement to acquire operating rights for approximately 1,850 BellSouth towers for $610M. Expected to close over up to eight months beginning Q2 1999. No headcount disclosed.
1999-03-31acquisition_additionannounced1999-03-31United StatesTowers / Wireless Infrastructurebusiness_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Agreement to purchase approximately 650 Powertel towers for $275M cash. No headcount disclosed.
1999-03-31restructuringcompleted1999-03-311999-03-31United StatesCorporate OfficeUSD 1,814 (thousands)restructuring_footnote
f5-10q / Qwen3.6-27B-Q8_0		Transition from centralized to regionally-based organization; charges for severance and excess office space leases.
1998-09-30acquisition_additioncompleted1998-04-241998-08-18United KingdomSite rental and broadcast transmissionbusiness_combinations_footnote
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Share exchange raised ownership of Castle Transmission Services from about 34.3% to 80%; no employee headcount disclosed for the acquired operations.
1998-09-30acquisition_additioncompleted1998-10-08United KingdomSite rental and broadcast transmissionUSD 15 (millions)MD&A
f5-10q / MiMo-V2.6-Flash-fp8-HTML		Post-quarter acquisition of a UK tower operator with 102 tower sites, to be run as a CTI subsidiary; purchase price disclosed but no employee count.