Adoption of New Guidance Impact on Previously Reported Quarterly Results (Detail) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended				6 Months Ended
		Jun. 30, 2016	Mar. 31, 2016		Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Consolidated Statement of Operations:
Operating loss		$ 25,662	$ (97,298)	[1]	$ 90,092	$ (71,636)	$ 39,091
Provision for income taxes		(18,202)	57,354		131,221	(75,556)	130,311
Net loss attributable to Expedia, Inc.		$ 31,649	$ (108,589)		$ 449,644	$ (76,940)	$ 493,787
Basic earnings per share		$ 0.21	$ (0.72)		$ 3.49	$ (0.51)	$ 3.85
Diluted earnings per share		$ 0.21	$ (0.72)		$ 3.38	$ (0.51)	$ 3.74
Consolidated Statement of Cash Flows:
Net cash provided by operating activities			$ 1,108,323			$ 1,726,097	$ 1,662,031
Net cash used in financing activities			(612,951)			$ (748,489)	$ 686,040
Scenario, Previously Reported
Consolidated Statement of Operations:
Operating loss	[1]		(102,355)
Provision for income taxes			49,139
Net loss attributable to Expedia, Inc.			$ (121,861)
Basic earnings per share			$ (0.81)
Diluted earnings per share			$ (0.81)
Consolidated Statement of Cash Flows:
Net cash provided by operating activities			$ 1,099,263
Net cash used in financing activities			$ (603,891)

[1] The election to account for forfeitures as they occur resulted in a decrease to stock-based compensation expense of approximately $5 million, which was allocated to the cost and expense categories as follows: $0.3 million change in cost of revenue, $1.3 million in selling and marketing, $1.7 million in technology and content and $1.8 million in general and administrative expenses.