Consolidated Percentage of Total Net Revenue Attributable to Each Merchandise Group (Detail)	3 Months Ended		6 Months Ended
	Aug. 03, 2019	Aug. 04, 2018	Aug. 03, 2019	Aug. 04, 2018
Product Information [Line Items]
Percentage of total net revenue	100.00%	100.00%	100.00%	100.00%
Men's apparel and accessories
Product Information [Line Items]
Percentage of total net revenue	28.00%	30.00%	28.00%	30.00%
Women's apparel and accessories (excluding Aerie)
Product Information [Line Items]
Percentage of total net revenue	53.00%	54.00%	54.00%	54.00%
Aerie
Product Information [Line Items]
Percentage of total net revenue	19.00%	16.00%	18.00%	16.00%