Property and Equipment (Summary of Property and Equipment) (Detail) (USD $) In Thousands, unless otherwise specified	Feb. 03, 2013	Jan. 29, 2012
Depreciation and Amortization Expenses For Property Plant And Equipment [Line Items]
Land	$ 72,679	$ 60,014
Buildings	10,969	5,018
Leasehold improvements	109,233	113,931
Furniture and fixtures	30,907	22,512
Computer hardware and software	81,099	51,657
Equipment and vehicles	1,486	1,285
Accumulated amortization and depreciation	(91,734)	(91,476)
Total property and equipment	$ 214,639	$ 162,941