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Reserves Related to Former Operations - Additional Information (Detail)
6 Months Ended
Aug. 03, 2013
Schedule Of Reserves Related To Former Operations [Line Items]  
Former operations reserve to be paid, in years 3 years
BJ's Wholesale Club
 
Schedule Of Reserves Related To Former Operations [Line Items]  
Number of leases on which company is liable 12
Bob's Stores
 
Schedule Of Reserves Related To Former Operations [Line Items]  
Number of leases on which company is liable 4