Quarterly Financial Information - Schedule of Quarterly Financial Information (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended									12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Dec. 31, 2016		Dec. 31, 2015		Dec. 31, 2014
Quarterly Financial Information Disclosure [Abstract]
Revenue	$ 2,092,829	$ 2,580,905	$ 2,195,869	$ 1,903,961	$ 1,698,567	$ 1,937,753	$ 1,662,600	$ 1,373,397		$ 8,773,564		$ 6,672,317		$ 5,763,485
Operating income (loss)	147,186	386,152	25,662	(97,298)	29,477	344,998	90,092	(51,001)		461,702		413,566		517,764
Net income attributable to Expedia, Inc.	$ 79,457	$ 279,331	$ 31,649	$ (108,589)	$ (12,538)	$ 283,216	$ 449,644	$ 44,143		281,848		764,465		398,097
Basic earnings (loss) per share (in dollars per share)	$ 0.53	$ 1.86	$ 0.21	$ (0.72)	$ (0.09)	$ 2.18	$ 3.49	$ 0.35
Diluted earnings (loss) per share (in dollars per share)	$ 0.51	$ 1.81	$ 0.21	$ (0.72)	$ (0.09)	$ 2.12	$ 3.38	$ 0.34
Impairment of intangible assets	$ 33,000									34,890		7,207		2,842
Restructuring charges					$ 23,000				$ 26,000	$ 55,907	[1]	$ 104,871	[1]	$ 25,630	[1]

[1] (1) Includes stock-based compensation as follows: Cost of revenue$11,388 $5,307 $3,921Selling and marketing46,654 33,164 18,067Technology and content63,536 26,766 22,100General and administrative108,149 80,082 40,923Restructuring and related reorganization charges12,690 32,749 —