Income Taxes (Narrative) (Details) (USD $)	6 Months Ended	12 Months Ended						6 Months Ended		12 Months Ended			3 Months Ended	12 Months Ended
	Jul. 10, 2013	Dec. 31, 2013	Dec. 31, 2011	Dec. 31, 2012	Dec. 31, 2013 Internal Revenue Service (IRS) [Member]	Dec. 31, 2013 State and Local Jurisdiction [Member]	Dec. 31, 2013 Foreign Tax Authority [Member]	Jul. 10, 2013 Predecessor [Member]	Jun. 30, 2012 Predecessor [Member]	Dec. 31, 2012 Predecessor [Member]	Dec. 31, 2011 Predecessor [Member]	Dec. 31, 2010 Predecessor [Member]	Dec. 30, 2012 Successor [Member]	Dec. 31, 2013 Successor [Member]	Dec. 31, 2012 Successor [Member]
Income Tax Contingency [Line Items]
Income Tax Reconciliation, Change in Deferred Tax Assets Valuation Allowance								$ 1,410,000,000	$ 1,756,000,000		$ 1,221,000,000		$ 4,000,000	$ 708,000,000
Income tax expense	1,600,000,000							1,601,000,000	154,000,000	154,000,000	254,000,000		4,000,000	45,000,000
Gain on previously-held equity interests								(2,926,000,000)		0	0		0	0
FCC License Amortization Period for Tax Purposes In Years		15 years
Effective Income Tax Rate Reconciliation, Tax Settlement, Amount		69,000,000
income tax reconciliation state and local law changes			59,000,000
Income (Loss) from Continuing Operations before Income Taxes, Foreign								238,000,000		319,000,000	194,000,000			263,000,000
Operating Loss Carryforwards					16,600,000,000	18,500,000,000	800,000,000
Deferred Tax Assets, Operating Loss Carryforwards, Domestic		5,800,000,000
Deferred Tax Assets, Operating Loss Carryforwards, State and Local		858,000,000
Deferred Tax Assets, Operating Loss Carryforwards, Foreign		277,000,000
Operating Loss carryforwards that expire between 2016 and 2020		981,000,000
Operating Loss Carryforwards that expire in varying amounts between 2021 and 2034		15,600,000,000
Foreign operating loss carryforwards that do not expire		460,000,000
Deferred Tax Assets, Other Tax Carryforwards					17,100,000,000	3,900,000,000
Tax Credit Carryforward, Deferred Tax Asset		216,000,000								431,000,000				374,000,000
Deferred Tax Assets, Capital Loss Carryforwards		82,000,000								126,000,000				82,000,000
Deferred Tax Assets, Tax Credit Carryforwards		447,000,000
Credit Carryforward that Expire prior to 2016		7,000,000
Credit Carryforwards which expire between 2016 and 2034		317,000,000
Credit Carryforwards with no expiration date		123,000,000
Unrecognized tax benefit	182,000,000	166,000,000		171,000,000				182,000,000		171,000,000	225,000,000	228,000,000		166,000,000	0
Unrecognized Tax Benefits that Would Impact Effective Tax Rate		153,000,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	7,000,000	3,000,000		5,000,000
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Estimated Range of Change, Upper Bound		$ 25,000,000