Discontinued Operations (Details) (USD $)	12 Months Ended	0 Months Ended	12 Months Ended
	Dec. 31, 2012	Jan. 10, 2013	Dec. 31, 2014	Dec. 31, 2013
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent	$ 254,000,000
Net earnings (loss) from discontinued operations	252,000,000
Starz, LLC
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from Divestiture of Interest in Consolidated Subsidiaries		1,200,000,000
Disposal Group, Including Discontinued Operation, Revenue	1,631,000,000
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax	383,000,000
Income (Loss) from Discontinued Operations, Net of Tax, Per Basic Share	$ 0.71
Income (Loss) from Discontinued Operations, Net of Tax, Per Diluted Share	$ 0.68
TruePosition
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Revenue	83,000,000		57,000,000	77,000,000
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax	6,000,000		(6,000,000)	1,000,000
Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent	3,000,000		(8,000,000)	2,000,000
Cash and cash equivalents				9,000,000
Other current assets				7,000,000
Deferred tax assets				33,000,000
Goodwill				11,000,000
Other assets				20,000,000
Accounts payable and accrued liabilities				9,000,000
Deferred revenue				39,000,000
Other liabilities				$ 3,000,000