Nature of Business and Summary of Significant Accounting Policies - Schedule of Estimated Useful Life of Property and Equipment (Detail)	12 Months Ended
	Feb. 02, 2013
Buildings [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful life in years	39 years
Building improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful lives	Lesser of remaining estimated useful life of the building or estimated useful life of the improvement
Leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful lives	Lesser of remaining lease term (at inception, generally 10 years) or estimated useful life of the improvement
Furniture, fixtures and equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment estimated useful lives	Generally 5 years (ranging from 3 to 15 years), depending on the nature of the asset