Annual report pursuant to Section 13 and 15(d)

Discontinued Operations (Details)

Discontinued Operations (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	1 Months Ended	0 Months Ended	12 Months Ended
	Aug. 31, 2014	Aug. 27, 2014	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash distribution to parent from discontinued operation	$ 350
Current assets				653
Other assets				6,442
Current liabilities				265
Trip Holdings
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net debt		350
Proceeds from Issuance of Debt	400
Liberty TripAdvisor Holdings [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net debt		350
Current assets				653
Investments in available-for-sale securities and other cost investments				188
Property & Equipment, net				39
Goodwill				3,460
Trademarks				1,832
Other intangible assets, net				905
Other assets				34
Current liabilities				265
Debt, including current portion				369
Net deferred tax liability				836
Revenue			883	1,033	166
Earnings (loss) before income taxes			68	(27)	1,102
Income tax (expense) benefit			(20)	53	(116)
Earnings (loss) attributable to parent			(1)	(8)	988
Liberty Interactive Corporation \| Liberty TripAdvisor Holdings [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share					$ 0.53
Income (Loss) from Discontinued Operations, Net of Tax, Per Diluted Share					$ 0.52
Liberty Interactive common stock
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Current assets				25
Current liabilities				22
Liberty Interactive common stock \| Liberty TripAdvisor Holdings [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share			$ (0.03)	$ (0.03)	$ (0.09)
Income (Loss) from Discontinued Operations, Net of Tax, Per Diluted Share			$ (0.03)	$ (0.03)	$ (0.09)
Liberty Ventures common stock
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Current assets				628
Current liabilities				$ 243
Liberty Ventures common stock \| Liberty TripAdvisor Holdings [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share			$ 0.16	$ 0.12	$ 11.26
Income (Loss) from Discontinued Operations, Net of Tax, Per Diluted Share			$ 0.16	$ 0.12	$ 11.09
TripAdvisor, Inc.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Ownership interest in investee		22.00%
Business Acquisition, Percentage of Voting Interests Acquired		57.00%