Income Taxes - Summary of Deferred Tax Assets and Liabilities (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013		Dec. 31, 2012
Current deferred tax assets
Compensation and benefits	$ 557
Allowance for doubtful accounts	456
Deferred revenue	239
Other	151
Total current deferred tax assets	1,403	[1]
Long-term deferred tax assets
Goodwill and other intangibles	66,494		12
Rent liabilities	1,301
Other	516		84
Total long-term deferred tax assets	68,311		96
Long-term deferred tax liabilities
Property and equipment and other long-lived assets	(377)		(405)
Investments in equity method investees	(338)
Total long-term deferred tax liabilities	(715)		(405)
Net long-term deferred tax assets	67,596		(309)
Total deferred tax assets and liabilities	$ 68,999		$ (309)

[1] Current deferred tax assets are included in “Other current assets” in the accompanying Consolidated Balance Sheets.