Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Detail)

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Commitments and Contingencies - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
May 03, 2014
May 04, 2013
Commitments And Contingencies Disclosure [Abstract]    
Non-cancelable operating lease terms, minimum 3 years  
Non-cancelable operating lease terms, maximum 10 years  
Total rent expense under operating leases $ 38,538 $ 32,010