Property and Equipment - Additional Information (Detail) (USD $)	12 Months Ended
	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Property, Plant and Equipment [Line Items]
Capital leases, net of accumulated amortization	$ 10,900,000	$ 9,300,000
Capital leases, accumulated amortization	25,200,000	26,800,000
Total amount of depreciation expense	127,500,000	117,300,000	112,200,000
Impairment charges, Property and Equipment	5,200,000	1,200,000	2,000,000
Depreciation and Amortization	166,786,000	153,070,000	146,759,000
Software Development
Property, Plant and Equipment [Line Items]
Depreciation and Amortization	20,300,000	17,800,000	13,900,000
Software Development | Minimum
Property, Plant and Equipment [Line Items]
Internally developed software, amortization period	3 years
Software Development | Maximum
Property, Plant and Equipment [Line Items]
Internally developed software, amortization period	5 years
Property and Equipment
Property, Plant and Equipment [Line Items]
Impairment charges, Property and Equipment	$ 5,200,000	$ 1,200,000	$ 2,000,000