| Cover | Dec. 23, 2024 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | Dec. 23, 2024 |
| Entity Registrant Name | SIFCO Industries, Inc. |
| Entity Incorporation, State or Country Code | OH |
| Entity File Number | 1-5978 |
| Entity Tax Identification Number | 34-0553950 |
| Entity Address, Postal Zip Code | 44103 |
| Entity Address, State or Province | OH |
| Entity Address, City or Town | Cleveland |
| Entity Address, Address Line One | 970 East 64th Street, |
| City Area Code | 216 |
| Local Phone Number | 881-8600 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Title of 12(b) Security | Common Shares |
| Trading Symbol | SIF |
| Security Exchange Name | NYSEAMER |
| Amendment Flag | false |
| Entity Central Index Key | 0000090168 |
