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Common Stock (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Class of Stock [Line Items] |  |  |  |
Treasury stock acquired (shares) | 1,943,300 | 5,065,454 | 5,388,655 | 18,174,839
Payments for Repurchase of Common Stock | $ 783 | $ 2,225 | $ 2,021 | $ 9,245
Remaining authorized repurchase amount | $ 672 |  | $ 672 |
Share buybacks |  |  |  |
Class of Stock [Line Items] |  |  |  |
Treasury stock acquired (shares) | 1,833,928 | 5,006,943 | 5,092,677 | 17,597,370
Payments for Repurchase of Common Stock | $ 776 | $ 2,218 | $ 1,963 | $ 9,065
Share buybacks | Liberty Broadband |  |  |  |
Class of Stock [Line Items] |  |  |  |
Treasury stock acquired (shares) | 0 | 1,724,540 | 120,149 | 4,952,224
Payments for Repurchase of Common Stock | $ 0 | $ 796 | $ 42 | $ 2,602
Income tax withholding |  |  |  |
Class of Stock [Line Items] |  |  |  |
Treasury stock acquired (shares) | 15,261 | 14,595 | 148,075 | 304,070
Payments for Repurchase of Common Stock | $ 7 | $ 7 | $ 58 | $ 180
Exercise cost |  |  |  |
Class of Stock [Line Items] |  |  |  |
Treasury stock acquired (shares) | 94,111 | 43,916 | 147,903 | 273,399

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