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Consolidated Percentage of Total Net Revenue Attributable to Each Merchandise Group (Detail)
3 Months Ended
Aug. 04, 2018
Jul. 29, 2017
Product Information [Line Items]    
Percentage of total net revenue 100.00% 100.00%
Men's apparel and accessories    
Product Information [Line Items]    
Percentage of total net revenue 30.00% 32.00%
Women's apparel and accessories (excluding Aerie)    
Product Information [Line Items]    
Percentage of total net revenue 54.00% 55.00%
Aerie    
Product Information [Line Items]    
Percentage of total net revenue 16.00% 13.00%