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 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 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 9 months 18 days  
Stock-based compensation $ 41 $ 56 $ 109 $ 147
Total unrecognized compensation cost related to unvested equity awards $ 49   $ 49  
SIRIUS XM        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]        
Outstanding options 345   345  
Exercisable options 138   138  
Outstanding WAEP $ 3.47   $ 3.47  
Exercisable WAEP $ 2.80   $ 2.80  
Outstanding options, aggregate intrinsic value $ 244   $ 244  
Exercisable Options, Aggregate Intrinsic Value 189   $ 189  
Weighted average period of recognition related to unvested equity awards (in years)     2 years 8 months 12 days  
Stock-based compensation 30 $ 41 $ 78 $ 115
Total unrecognized compensation cost related to unvested equity awards $ 282   $ 282