Goodwill and Other Intangible Assets - Additional Information (Detail) (USD $)	12 Months Ended
	Jan. 31, 2015	Feb. 01, 2014	Feb. 02, 2013
Schedule Of Goodwill And Intangible Assets [Line Items]
Amortization expense	$ 7,500,000	$ 8,200,000	$ 8,400,000
Finite lived intangible assets, Impairment charge	$ 12,000,000	$ 0	$ 0
Weighted Average Amortization Period for Amortizable Intangible Asset Acquisitions	7 years 3 months 18 days