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Acquisition (Details)
$ in Millions
12 Months Ended
Apr. 18, 2016
USD ($)
Jan. 28, 2017
USD ($)
Apr. 29, 2017
Business Acquisition [Line Items]      
Number of Stores     29
American Beauty Limited [Member]      
Business Acquisition [Line Items]      
Business Acquisition, Effective Date of Acquisition Apr. 18, 2016    
Business Combination, Consideration Transferred $ 44    
Number of Stores 26    
Forgiveness of Liabilities Owed to the Company $ 10    
Cash and Cash Equivalents 1    
Inventories 3    
Property and Equipment 10    
Goodwill 30    
Other Assets 3    
Current Liabilities (3)    
Net Assets Acquired $ 44    
Consideration Paid   $ 34