Commitments and Contingencies (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Contractual Obligations
Total	$ 12,690
2022	2,317
2023	1,167
2024	857
2025	736
2026	721
Thereafter	6,892
Programming costs	11,844	$ 11,401	$ 11,290
Utility pole rental fees	200	192	180
Franchise fees and other franchise-related costs	733	741	750
Letters of credit outstanding	351
Letters of credit outstanding secured under the Charter Operating credit facility	37
Employer contributions	4	$ 3
Monetary damages sought by plaintiff	220		$ 151
Programming Minimum Commitments (a)
Contractual Obligations
Total	95
2022	78
2023	17
2024	0
2025	0
2026	0
Thereafter	0
Other (b)
Contractual Obligations
Total	12,595
2022	2,239
2023	1,150
2024	857
2025	736
2026	721
Thereafter	6,892
Rural Digital Opportunity Fund
Contractual Obligations
Total	$ 1,200

Contractual Obligation [Line Items]

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Amount of fees incurred under multi-year franchise agreements and other franchise-related costs, such as public education grants, incurred under multi-year agreements.

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No definition available.

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date secured under credit facilities.

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Amount of fees incurred for attachment of cable lines to utility poles owned by third-party utility companies under. Such pole rental agreements are cancelable on short notice.

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No definition available.

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Programming Expense

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Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.

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Amount of contractual obligation to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of contractual obligation to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of contractual obligation to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of contractual obligation to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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No definition available.

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Amount of contractual obligation to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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No definition available.

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Amount of contribution received by defined benefit plan from employer which increases plan assets.

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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Amount of damages awarded to the plaintiff in the legal matter.

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