Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Details)

v3.5.0.2
Stock-Based Compensation (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
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 $ 34 $ 47 $ 68 $ 91
Total unrecognized compensation cost related to unvested equity awards $ 61   $ 61  
SIRIUS XM        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]        
Outstanding options 339   339  
Exercisable options 114   114  
Outstanding WAEP $ 3.32   $ 3.32  
Exercisable WAEP $ 2.47   $ 2.47  
Exercisable Options, Aggregate Intrinsic Value $ 168   $ 168  
Outstanding options, aggregate intrinsic value 217   $ 217  
Weighted average period of recognition related to unvested equity awards (in years)     2 years 4 months 24 days  
Total unrecognized compensation cost related to unvested equity awards 211   $ 211  
SIRIUS XM | SIRIUS XM        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]        
Stock-based compensation $ 24 $ 37 $ 48 $ 74