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Income Taxes - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2021
Dec. 31, 2020
Income Tax Contingency [Line Items]        
Income tax (expense) benefit $ 62 $ (80)    
Effective income tax rate percent (39.50%) 21.40%    
Audit settlement $ 95      
Valuation allowance $ 76     $ 54
Liberty Media | Common Stock        
Income Tax Contingency [Line Items]        
Related party ownership percentage 77.00%      
Forecast        
Income Tax Contingency [Line Items]        
Effective income tax rate percent     16.00%  
Forecast | Liberty Media | Common Stock        
Income Tax Contingency [Line Items]        
Related party ownership percentage     80.00%