v3.26.1
Common Stock (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Class of Stock [Line Items]        
Treasury stock acquired (shares) 5,642,927 3,944,427 10,324,746 6,221,062
Payments for Repurchase of Common Stock $ 852 $ 1,451 $ 1,878 $ 2,253
Remaining authorized repurchase amount $ 365   $ 365  
Share buybacks        
Class of Stock [Line Items]        
Treasury stock acquired (shares) 3,996,545 3,832,505 8,284,640 5,837,900
Payments for Repurchase of Common Stock $ 838 $ 1,443 $ 1,801 $ 2,174
Share buybacks | Liberty Broadband        
Class of Stock [Line Items]        
Treasury stock acquired (shares) 1,936,837 808,841 2,807,590 1,634,261
Payments for Repurchase of Common Stock $ 405 $ 300 $ 595 $ 600
Income tax withholding        
Class of Stock [Line Items]        
Treasury stock acquired (shares) 61,213 19,342 390,125 221,416
Payments for Repurchase of Common Stock $ 14 $ 8 $ 77 $ 79
Exercise cost        
Class of Stock [Line Items]        
Treasury stock acquired (shares) 1,585,169 92,580 1,649,981 161,746