Accounts Payable and Accrued Liabilities (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Accounts Payable and Accrued Liabilities, Current [Abstract]
Accounts payable - trade	$ 105	$ 91
Accrued capital expenditures	266	235
Deferred revenue	84	90
Accrued liabilities:
Interest	175	195
Programming costs	424	379
Franchise related fees	59	62
Compensation	177	156
Other	296	259
Total	$ 1,586	$ 1,467