| Document and Entity Information | Aug. 12, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Aug. 12, 2021 |
| Entity Registrant Name | Sypris Solutions, Inc. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 0-24020 |
| Entity Tax Identification Number | 61-1321992 |
| Entity Address, Address Line One | 101 Bullitt Lane |
| Entity Address, Address Line Two | Suite 450 |
| Entity Address, City or Town | Louisville |
| Entity Address, State or Province | KY |
| Entity Address, Postal Zip Code | 40222 |
| City Area Code | 502 |
| Local Phone Number | 329-2000 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0000864240 |
| Title of 12(b) Security | Common Stock, $0.01 par value per share |
| Trading Symbol | SYPR |
| Security Exchange Name | NASDAQ |
