Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Detail)

v2.4.1.9
Commitments and Contingencies - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
May 02, 2015
May 03, 2014
Long-term Purchase Commitment [Line Items]    
Total rent expense under operating leases $ 44,558us-gaap_LeaseAndRentalExpense $ 38,538us-gaap_LeaseAndRentalExpense
Minimum [Member]    
Long-term Purchase Commitment [Line Items]    
Non-cancelable operating lease terms 3 years  
Maximum [Member]    
Long-term Purchase Commitment [Line Items]    
Non-cancelable operating lease terms 10 years