Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - SIRIUS XM (Details)

v3.6.0.2
Stock-Based Compensation - SIRIUS XM (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]      
Weighted average period of recognition related to unvested equity awards (in years) 2 years 1 month 6 days    
Stock-based compensation $ 150 $ 204 $ 217
Total unrecognized compensation cost related to unvested equity awards $ 42    
SIRIUS XM      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]      
Weighted average period of recognition related to unvested equity awards (in years) 2 years 6 months    
Stock-based compensation $ 109 $ 157 $ 148
SIRIUS XM | Employee Stock Option      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]      
Options granted 55.2    
WAEP granted $ 4.14    
Outstanding options 332.6    
Exercisable options 126.6    
Outstanding WAEP $ 3.50    
Exercisable WAEP $ 2.82    
Outstanding options, aggregate intrinsic value $ 316    
Exercisable Options, Aggregate Intrinsic Value $ 210    
Weighted average grant-date fair value $ 0.81    
Weighted average volatility rate 22.00% 29.00% 33.00%
Total unrecognized compensation cost related to unvested equity awards $ 266    
SIRIUS XM | Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]      
Restricted stock granted 18.5    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value $ 4.21