Commitments and Contingencies - Narrative (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Contractual Obligation Payment Schedule [Line Items] | |||
| Utility pole rental fees | $ 207 | $ 200 | $ 192 |
| Franchise fees and other franchise-related costs | 730 | $ 733 | $ 741 |
| Letters of credit outstanding | 484 | ||
| Surety bonds | 346 | ||
| Revolving Credit Facility | Charter Operating | |||
| Contractual Obligation Payment Schedule [Line Items] | |||
| Debt Instrument, Collateral Amount | $ 37 | ||