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Segment Data (Narrative) (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 USD ($) item segment | Dec. 31, 2023 USD ($) | Dec. 31, 2022
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Number of business segments | segment | 2 |  |
Number of reportable segments | segment | 2 |  |
Number of measures utilized of segment profit to assess performance and allocate resources | item | 2 |  |
Assets | $ 11,417,336 | $ 10,178,441 |
2019-1C Tower Securities [Member] |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Cash held in escrow | 1,165,000 |  |
Domestic Site Leasing [Member] |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Long-lived assets | 5,700,000 | 5,400,000 |
Assets | 6,206,748 | 5,876,648 |
International Site Leasing [Member] |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Long-lived assets | 3,000,000 | 3,400,000 |
Assets | 3,417,981 | 3,871,164 |
Brazil [Member] |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Assets | $ 1,700,000 |  |
Brazil [Member] | International Site Leasing [Member] |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Assets |  | $ 2,100,000 |
Foreign Countries, Other than Brazil [Member] | Long-Lived Assets [Member] | Maximum [Member] | Geographic Concentration Risk [Member] |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |
Concentration risk percentage | 5.00% | 5.00% | 5.00%

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