XML 60 R45.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Summary of Significant Accounting Policies - Sales Return Reserve (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jan. 29, 2022 | Jan. 30, 2021 | Feb. 01, 2020
Accounting Policies [Abstract] |  |  |
Beginning balance | $ 8,377 | $ 5,825 | $ 4,620
Returns | (149,988) | (107,700) | (121,513)
Provisions | 150,779 | 110,252 | 122,718
Ending balance | $ 9,168 | $ 8,377 | $ 5,825

X
- Definition Sales Return Reserve + References No definition available. + Details
Name: | aeo_SalesReturnReserve
Namespace Prefix: | aeo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Sales Return Reserve Adjustments + References No definition available. + Details
Name: | aeo_SalesReturnReserveAdjustments
Namespace Prefix: | aeo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Sales returns. + References No definition available. + Details
Name: | aeo_SalesReturns
Namespace Prefix: | aeo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_AccountingPoliciesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration