| Document and Entity Information | Nov. 29, 2023 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Nov. 29, 2023 |
| Entity File Number | 001-41783 |
| Entity Registrant Name | Vestis Corp |
| Entity Central Index Key | 0001967649 |
| Entity Incorporation, State or Country Code | DE |
| Entity Tax Identification Number | 92-2573927 |
| Entity Address, Address Line One | 500 Colonial Center Parkway |
| Entity Address, Address Line Two | Suite 140 |
| Entity Address, City or Town | Roswell |
| Entity Address, State or Province | GA |
| Entity Address, Postal Zip Code | 30076 |
| City Area Code | 470 |
| Local Phone Number | 226-3655 |
| Entity Emerging Growth Company | false |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(g) Security | Common Stock, par value $0.01 per share |
| No Trading Symbol Flag | true |
| Security Exchange Name | NYSE |
