Segment Reporting - Summary of Reportable Segment Information (Detail) - USD ($) $ in Thousands		12 Months Ended
		Jan. 29, 2022		Jan. 30, 2021		Feb. 01, 2020
Segment Reporting Information [Line Items]
Total net revenue	[1]	$ 5,010,785		$ 3,759,113		$ 4,308,212
Operating income (Ioss)	[1]	591,065		(271,345)		233,345
Asset impairment charges		11,944	[1],[2]	249,163	[3]	66,252	[4]
Impairment, restructuring and COVID-19 related charges		11,944		279,826	[1]	80,494	[1]
Adjusted operating income (loss)	[1]	603,009		8,481		313,839
Depreciation and amortization	[1]	166,781		162,402		179,050
Capital expenditures	[1]	233,847		127,975		210,360
Operating Segments | American Eagle
Segment Reporting Information [Line Items]
Total net revenue		3,555,706		2,733,849		3,479,592
Operating income (Ioss)		785,729		93,029		484,078
Asset impairment charges		10,231
Impairment, restructuring and COVID-19 related charges				144,486		41,657
Adjusted operating income (loss)		795,960		237,515		525,735
Depreciation and amortization		59,641		63,019		75,889
Capital expenditures		47,106		36,606		98,699
Operating Segments | Aerie
Segment Reporting Information [Line Items]
Total net revenue		1,376,269		989,989		801,035
Operating income (Ioss)		212,287		60,298		47,465
Asset impairment charges		1,713
Impairment, restructuring and COVID-19 related charges				52,849		20,261
Adjusted operating income (loss)		214,000		113,147		67,726
Depreciation and amortization		33,834		26,647		22,578
Capital expenditures		80,062		32,723		56,283
Corporate and Other, Non-Segment
Segment Reporting Information [Line Items]
Total net revenue	[5]	78,810		35,275		27,585
Operating income (Ioss)	[5]	(406,951)		(424,672)		(298,198)
Impairment, restructuring and COVID-19 related charges	[5]			82,491		18,576
Adjusted operating income (loss)	[5]	(406,951)		(342,181)		(279,622)
Depreciation and amortization	[5]	73,306		72,736		80,583
Capital expenditures	[5]	$ 106,679		$ 58,646		$ 55,378

[1] The difference between Operating income (loss) and Income (loss) before income taxes includes the following, which are not allocated to our reportable segments: - For Fiscal 2021: interest expense (income), net of $34.6 million and other income, net of $2.5 million - For Fiscal 2020: interest expense (income), net of $24.6 million and other income, net of $3.7 million - For Fiscal 2019: interest expense (income), net of ($6.2) million and other income, net of $5.7 million

[2] The Company recorded impairment charges of $11.9 million in Fiscal 2021, primarily related to store property and equipment and operating lease ROU assets.

[3] In Fiscal 2020, the Company recorded impairment charges of $249.2 million. Included in this amount are retail store impairment charges of $203.2 million, of which $154.8 million relates to operating lease ROU assets and $48.4 million relates to store property and equipment (fixtures and equipment and leasehold improvements). We also recorded $28.0 million related to the impairment of certain corporate property and equipment, as well as $18.0 million of certain cost and equity method investments.

[4] In Fiscal 2019, the Company recorded asset impairment charges of $64.5 million on the assets of 20 retail stores. Of the total, $39.5 million related to the impairment of leasehold improvements and store fixtures, and $25.0 million related to the impairment of operating lease ROU assets. The Company also concluded that certain goodwill was impaired resulting in a $1.7 million charge in Fiscal 2019.

[5] Corporate and Other includes revenue and operating results of the Todd Snyder brand, Unsubscribed brand, and Supply Chain Platform, which have been identified as separate operating segments, but are not material to disclose as separate reportable segments. Corporate operating costs represents certain costs that are not directly attributable to another reportable segment.