| Cover | Jun. 30, 2020 |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Jun. 30, 2020 |
| Entity File Number | 1-13873 |
| Entity Registrant Name | STEELCASE INC. |
| Entity Central Index Key | 0001050825 |
| Entity Tax Identification Number | 38-0819050 |
| Entity Incorporation, State or Country Code | MI |
| Entity Address, Address Line One | 901 44th Street SE |
| Entity Address, City or Town | Grand Rapids |
| Entity Address, State or Province | MI |
| Entity Address, Postal Zip Code | 49508 |
| City Area Code | 616 |
| Local Phone Number | 247-2710 |
| 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 |
| Trading Symbol | SCS |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
