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Accounting for Leases - Additional Information (Detail)
12 Months Ended
Feb. 02, 2014
Y
Accounting For Leases [Line Items]  
Maximum optional renewal period under operating leases, years 20
Minimum
 
Accounting For Leases [Line Items]  
Operating lease term, years 3
Maximum
 
Accounting For Leases [Line Items]  
Operating lease term, years 22