Income Taxes - Components of the Company's Deferred Tax Assets (Liabilities) (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Income Tax Disclosure [Abstract]
Net operating loss carryforwards	$ 14,926	$ 14,694
Alternative minimum tax credit carryforwards	779	779
Tax basis of goodwill and intangible property over book	1,488	1,608
Tax basis of property, equipment and other assets over book basis	62,663	61,810
Deferred income	10,295	10,418
Compensation and other accruals	2,682	2,938
Deferred rent	5,594	5,585
Equity-based compensation	2,645	2,613
Basis difference in investee	2,809	2,463
Total deferred tax asset	$ 103,881	$ 102,908