Leases (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Feb. 02, 2013
Number Of Stores Leased Under Operating Leases	358
Operating Leases Rent Expense Minimum Rental Based on Sales Volume (in Dollars)	$ 1.4
Board of Directors Chairman [Member]
Number of Capital Lease Arrangements	3
Minimum [Member]
Operating Lease Period	1 year
Maximum [Member]
Operating Lease Period	10 years