| Cover | Jan. 11, 2021 |
| Cover [Abstract] | |
| Entity Registrant Name | ABERCROMBIE & FITCH CO. |
| Document Type | 8-K |
| Document Period End Date | Jan. 11, 2021 |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 1-12107 |
| Entity Tax Identification Number | 31-1469076 |
| Entity Address, Address Line One | 6301 Fitch Path |
| Entity Address, City or Town | New Albany |
| Entity Address, State or Province | OH |
| Entity Address, Postal Zip Code | 43054 |
| City Area Code | (614) |
| Local Phone Number | 283-6500 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Class A Common Stock, $0.01 Par Value |
| Trading Symbol | ANF |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001018840 |
| Amendment Flag | false |
