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Related Party Transactions - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Feb. 01, 2014
Feb. 02, 2013
Jan. 28, 2012
Related Party Transactions [Abstract]      
Purchase from related party vendor $ 29.7 $ 28.1 $ 25.1
Purchase from related party vendor as percentage of total merchandise purchases 13.70% 12.70% 12.00%
Cost of sale related to vendor 29.1 26.7 22.5
Payable amounts outstanding to vendor $ 1.8 $ 2.2 $ 1.9