Annual report [Section 13 and 15(d), not S-K Item 405]

Investment in Charter Accounted for Using the Equity Method - Class A common stock to Charter to maintain our fully diluted ownership percentage (Details)

v3.25.0.1
Investment in Charter Accounted for Using the Equity Method - Class A common stock to Charter to maintain our fully diluted ownership percentage (Details) - USD ($)
$ in Millions
1 Months Ended 12 Months Ended
Jan. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Investments in affiliates accounted for using the Equity Method        
Amount of Charter sold   $ 335 $ 394 $ 3,034
Charter | Series A common stock        
Investments in affiliates accounted for using the Equity Method        
Number of Charter sold   980,558 950,721 6,168,174
Amount of Charter sold   $ 335 $ 394 $ 3,034
Charter | Series A common stock | Subsequent event        
Investments in affiliates accounted for using the Equity Method        
Number of Charter sold 268,890      
Amount of Charter sold $ 100