| Document and Entity Information | Mar. 29, 2021 |
| Cover [Abstract] | |
| Entity Registrant Name | KOHLS Corp |
| Amendment Flag | false |
| Entity Central Index Key | 0000885639 |
| Document Type | 8-K |
| Document Period End Date | Mar. 29, 2021 |
| Entity Incorporation State Country Code | WI |
| Entity File Number | 001-11084 |
| Entity Tax Identification Number | 39-1630919 |
| Entity Address, Address Line One | N56 W17000 Ridgewood Drive |
| Entity Address, City or Town | Menomonee Falls |
| Entity Address, State or Province | WI |
| Entity Address, Postal Zip Code | 53051 |
| City Area Code | (262) |
| Local Phone Number | 703-7000 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Security 12b Title | Common Stock, $.01 par value |
| Trading Symbol | KSS |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
