Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation (Details)

v3.20.2
Basis of Presentation (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 6 Months Ended
Aug. 10, 2020
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Subsequent Event            
Basic of presentation            
Dividends Payable, Amount Per Share $ 1.50          
Dividends Payable $ 633          
Fixed Rate Cumulative Redeemable Preferred Shares Dividend Due 2031 | Subsequent Event | Forecast            
Basic of presentation            
Debt Instrument, Face Amount $ 1,300          
Debt Instrument Issued Per Share $ 3.00          
Preferred Stock, Dividend Rate, Percentage 8.00%          
LMC            
Basic of presentation            
Related Party Transaction, Amounts of Transaction   $ 2 $ 1 $ 5 $ 3  
Liberty Media Corporation and GCI Liberty, Inc.            
Basic of presentation            
Tax sharing payable   $ 99   $ 99   $ 95
CEO | LMC            
Basic of presentation            
Chief Executive Officer Compensation Allocation Percentage       19.00%