| Cover | Jun. 02, 2020 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | Jun. 2, 2020 |
| Entity Registrant Name | DICK'S SPORTING GOODS, INC. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-31463 |
| Entity Tax Identification Number | 16-1241537 |
| Entity Address, Address Line One | 345 Court Street |
| Entity Address, City or Town | Coraopolis |
| Entity Address, State or Province | PA |
| Entity Address, Postal Zip Code | 15108 |
| City Area Code | 724 |
| Local Phone Number | 273-3400 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, $0.01 par value |
| Trading Symbol | DKS |
| Security Exchange Name | NYSE |
| Entity Central Index Key | 0001089063 |
| Amendment Flag | false |
| Entity Emerging Growth Company | false |
