Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Details)

v3.8.0.1
Stock-Based Compensation (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]    
Share-based Compensation $ 46 $ 44
Programming and content    
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]    
Share-based Compensation 8 7
Customer service and billing    
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]    
Share-based Compensation 1 1
Other cost of subscriber services    
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]    
Share-based Compensation 1 1
Operating operating expense    
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]    
Share-based Compensation 4 4
Selling, General and Administrative Expenses    
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]    
Share-based Compensation $ 32 $ 31