Annual report pursuant to Section 13 and 15(d)

Subsequent Events (Details)

v3.20.4
Subsequent Events (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
1 Months Ended 12 Months Ended
Oct. 06, 2020
Jul. 14, 2020
Apr. 21, 2020
Jan. 30, 2020
Jan. 29, 2021
Dec. 31, 2020
Dec. 31, 2021
Dec. 31, 2019
Subsequent Event [Line Items]                
Dividends declared per common share (USD per share) $ 0.01464 $ 0.01331 $ 0.01331 $ 0.01331        
Aggregate coverage under those insurance policies           $ 225    
Construction in progress           510   $ 505
SXM-7                
Subsequent Event [Line Items]                
Construction in progress           $ 220    
Liberty Media | Management | Common Stock                
Subsequent Event [Line Items]                
Related party ownership percentage           76.00%    
Liberty Media | Management | Common Stock | Forecast                
Subsequent Event [Line Items]                
Related party ownership percentage             80.00%  
Subsequent Event                
Subsequent Event [Line Items]                
Dividends declared per common share (USD per share)         $ 0.014641      
Common Stock | Subsequent Event                
Subsequent Event [Line Items]                
Stock repurchased during period (in shares)         33      
Stock repurchased during period         $ 203