CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Income Statement [Abstract]
Revenue		$ 2,586,052	$ 2,195,869	$ 4,774,788	$ 4,099,830
Costs and expenses:
Cost of revenue	[1]	439,007	406,380	860,694	808,950
Selling and marketing	[1]	1,443,407	1,154,993	2,713,467	2,194,341
Technology and content	[1]	342,530	317,921	664,570	609,475
General and administrative	[1]	178,952	192,555	337,105	338,566
Amortization of intangible assets		66,279	84,181	132,955	174,180
Legal reserves, occupancy tax and other		3,401	4,344	24,455	6,318
Restructuring and related reorganization charges	[1]	9,708	9,833	11,607	39,636
Operating income (loss)		102,768	25,662	29,935	(71,636)
Other income (expense):
Interest income		9,262	4,955	15,521	8,522
Interest expense		(42,661)	(42,939)	(85,638)	(86,899)
Other, net		(12,687)	127	(34,391)	(28,068)
Total other expense, net		(46,086)	(37,857)	(104,508)	(106,445)
Income (loss) before income taxes		56,682	(12,195)	(74,573)	(178,081)
Provision for income taxes		(3,012)	18,202	43,704	75,556
Net income (loss)		53,670	6,007	(30,869)	(102,525)
Net loss attributable to non-controlling interests		3,019	25,642	1,436	25,585
Net income (loss) attributable to Expedia, Inc.		$ 56,689	$ 31,649	$ (29,433)	$ (76,940)
Earnings (loss) per share attributable to Expedia, Inc. available to common stockholders:
Basic (in dollars per share)		$ 0.37	$ 0.21	$ (0.19)	$ (0.51)
Diluted (in dollars per share)		$ 0.36	$ 0.21	$ (0.19)	$ (0.51)
Shares used in computing earnings (loss) per share:
Basic (in shares)		151,582	149,552	151,060	150,332
Diluted (in shares)		157,033	153,532	151,060	150,332
Dividends declared per common share (in dollars per share)		$ 0.28	$ 0.24	$ 0.56	$ 0.48

[1] Includes stock-based compensation as follows: Cost of revenue $2,727 thousand, $2,884 thousand, $5,566 thousand, and $5,292 thousand; Selling and marketing $10,363 thousand, $25,454 thousand, $21,094 thousand, and $32,496 thousand; Technology and content $14,599 thousand, $28,820 thousand, $27,637 thousand, and $39,441 thousand; General and administrative $22,413 thousand, $42,803 thousand, $43,016 thousand, and $60,467 thousand; Restructuring and related reorganization charges $0 thousand, $470 thousand, $0 thousand, and $11,643 thousand