Operating Costs and Expenses (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Operating Costs and Expenses [Abstract]
Programming	$ 2,649	$ 1,541	$ 5,253	$ 2,244
Regulatory, connectivity and produced content	532	317	1,030	429
Costs to service customers	1,907	1,189	3,855	1,647
Marketing	601	382	1,183	547
Transition costs	30	25	81	46
Other	856	550	1,752	762
Operating costs and expenses (exclusive of items shown separately in the consolidated statements of operations)	$ 6,575	$ 4,004	$ 13,154	$ 5,675