Income Taxes - Components of Company's Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
DEFERRED TAX ASSETS:
Accounting reserves and accruals	$ 21,174	$ 22,023
Defined benefit plan	8,389	7,285
Deferred management rights proceeds	70,483	70,887
Federal and State net operating loss carryforwards	44,932	47,156
Tax credits and other carryforwards	569	1,016
Other assets	7,917	7,953
Total deferred tax assets	153,464	156,320
Valuation allowance	(88,309)	(98,445)
Total deferred tax assets, net of valuation allowance	65,155	57,875
DEFERRED TAX LIABILITIES:
Property and equipment, net	63,289	68,047
Goodwill and other intangibles	1,236	1,727
Other liabilities	1,793	2,385
Total deferred tax liabilities	66,318	72,159
Net deferred tax liabilities	$ 1,163	$ 14,284