Summary of Property, Plant and Equipment (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Property, Plant and Equipment [Line Items]
Land	$ 25,882	$ 25,067
Buildings and Improvements	81,566	74,216
Leasehold Improvements and Signs	116,632	100,031
Fixtures and Equipment	133,615	109,458
Construction in Progress	5,444	9,485
Property, Plant and Equipment, Gross	381,344	337,322
Less: Accumulated Depreciation and Amortization	(154,725)	(132,410)
Property, Plant and Equipment, Net	226,619	204,912
Related Party
Property, Plant and Equipment [Line Items]
Assets Under Capital Leases	7,641	8,501
Non-Related Party
Property, Plant and Equipment [Line Items]
Assets Under Capital Leases	$ 10,564	$ 10,564