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v3.24.3

Debt (Secured Tower Revenue Securities) (Narrative) (Details) - USD ($) |  | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Oct. 11, 2024 | Sep. 30, 2024 | Sep. 11, 2024 | Dec. 31, 2023 | Sep. 30, 2023
Debt Instrument [Line Items] |  |  |  |  |
Principal Balance |  | $ 12,388,500,000 |  | $ 12,388,000,000 |
2024-2C Tower Securities [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Aggregate amount |  |  | $ 620,000,000.0 |  |
Debt Instrument Interest Rate Effective Percentage |  |  | 4.654% |  |
2014-2C Tower Securities [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest Rate |  | 3.869% |  |  |
Anticipated Repayment Date |  | Oct. 08, 2024 |  |  |
Principal Balance |  | $ 620,000,000 |  | 620,000,000 |
2019-1C Tower Securities [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest Rate |  | 2.836% |  |  |
Anticipated Repayment Date |  | Jan. 12, 2025 |  |  |
Derivative basis spread on variable interest rate |  | 0.10% |  |  |
Principal Balance |  | $ 1,165,000,000 |  | $ 1,165,000,000 |
2019-1R Tower Securities [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Principal Balance |  |  |  |  | $ 61,400,000
Subsequent Event [Member] | 2024 Tower Securities [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Deferred financing fees | $ 17,600,000 |  |  |  |
Net proceed from Tower offerings held in escrow | 1,165,000,000 |  |  |  |
Principal Balance | $ 2,070,000,000.00 |  |  |  |
Debt Instrument Interest Rate Effective Percentage | 4.778% |  |  |  |
Maturity period | 4 years 4 months 24 days |  |  |  |
Subsequent Event [Member] | 2024-1C Tower Securities [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest Rate | 4.831% |  |  |  |
Anticipated Repayment Date | Oct. 09, 2029 |  |  |  |
Final Maturity Date | Oct. 08, 2054 |  |  |  |
Principal Balance | $ 1,450,000,000 |  |  |  |
Debt Instrument Interest Rate Effective Percentage | 4.831% |  |  |  |
Subsequent Event [Member] | 2024-2C Tower Securities [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest Rate | 5.115% |  |  |  |
Anticipated Repayment Date | Oct. 08, 2027 |  |  |  |
Final Maturity Date | Oct. 08, 2054 |  |  |  |
Principal Balance | $ 620,000,000.0 |  |  |  |
Debt Instrument Interest Rate Effective Percentage | 4.654% |  |  |  |
Subsequent Event [Member] | 2024-1R Tower Securities [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest Rate | 6.252% |  |  |  |
Anticipated Repayment Date | Oct. 09, 2029 |  |  |  |
Final Maturity Date | Oct. 08, 2054 |  |  |  |
Principal Balance | $ 108,700,000 |  |  |  |
Subsequent Event [Member] | 2014-2C Tower Securities [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Principal Balance | $ 620,000,000.0 |  |  |  |
Debt Instrument Interest Rate Effective Percentage | 4.654% |  |  |  |
Subsequent Event [Member] | 2019-1C Tower Securities [Member] |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Principal Balance | $ 1,165,000,000 |  |  |  |

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