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Leases (Details Textual)
$ in Millions
12 Months Ended
Feb. 03, 2017
USD ($)
count
Jan. 29, 2016
USD ($)
Jan. 30, 2015
USD ($)
Leases      
Lease term, store facilities and land 20 years    
Renewal options included in lease agreements, minimum 4    
Renewal options included in lease agreements, maximum 6    
Duration of lease renewal options 5 years    
Operating leases, rent expense | $ $ 549 $ 473 $ 445