Stockholders' Equity - Accounting Treatment and Transfer of Post-Spin-Off Net Assets (Detail) (USD $) In Thousands, unless otherwise specified	1 Months Ended
	Dec. 21, 2011
Equity [Abstract]
Invested equity prior to Spin-Off	$ 693,447
Distribution to Expedia	(405,516)
Adjustment to distribution from Expedia	7,028
Receivable from Expedia extinguished, net	(1,525)
Common shares issued	(121)
Class B shares issued	(13)
Beginning Additional-Paid-In-Capital	$ 293,300