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Summary of Significant Accounting Policies (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Accounting Policies [Abstract] |  |  |
Impairment of long-lived assets held-for-use | $ 0 | $ 0 | $ 0
RDOF subsidy revenue | $ 108,000,000 | $ 116,000,000 | $ 107,000,000
Government Assistance, Operating Income, Increase (Decrease), Statement of Income or Comprehensive Income [Extensible Enumeration] | REVENUES | REVENUES | REVENUES
RDOF subsidy |  |  |
Government Assistance [Line Items] |  |  |
Government subsidies awarded | $ 1,100,000,000 |  |
State grants |  |  |
Government Assistance [Line Items] |  |  |
Government subsidies awarded | 1,300,000,000 |  |
Government subsidies executed agreements | $ 1,100,000,000 |  |

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