Quarterly report [Sections 13 or 15(d)]

Investment in Charter Accounted for Using the Equity Method (Details)

v3.25.1
Investment in Charter Accounted for Using the Equity Method (Details) - USD ($)
$ in Millions
3 Months Ended
Nov. 12, 2024
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Jul. 02, 2024
Feb. 28, 2023
Investments in affiliates accounted for using the Equity Method            
Repurchase of common stock     $ 89      
3.125% Exchangeable senior debentures due 2053            
Investments in affiliates accounted for using the Equity Method            
Interest rate (as a percent)   3.125%   3.125% 3.125% 3.125%
3.125% Exchangeable senior debentures due 2054            
Investments in affiliates accounted for using the Equity Method            
Interest rate (as a percent)   3.125%     3.125%  
Charter            
Investments in affiliates accounted for using the Equity Method            
Carrying value of equity method investment   $ 13,060   $ 13,057    
Market value of equity method investment   $ 16,400        
Ownership percentage   31.70%        
Fully diluted ownership percentage   26.00%        
Liberty Broadband            
Investments in affiliates accounted for using the Equity Method            
Ownership percentage 25.25%          
Repurchase of common stock $ 100          
Liberty Broadband | 3.125% Exchangeable senior debentures due 2053            
Investments in affiliates accounted for using the Equity Method            
Ownership percentage 3.125%          
Interest rate (as a percent)   3.125%        
Liberty Broadband | 3.125% Exchangeable senior debentures due 2054            
Investments in affiliates accounted for using the Equity Method            
Ownership percentage 3.125%          
Liberty | Charter            
Investments in affiliates accounted for using the Equity Method            
Ownership capped percentage   25.01%        
Series A common stock | Charter            
Investments in affiliates accounted for using the Equity Method            
Repurchase of common stock $ 100