| Cover | Sep. 01, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Sep. 1, 2021 |
| Entity File Number | 001-40293 |
| Entity Registrant Name | Diversey Holdings, Ltd. |
| Entity Central Index Key | 0001831617 |
| Entity Tax Identification Number | 00-0000000 |
| Entity Incorporation, State or Country Code | E9 |
| Entity Address, Address Line One | 1300 Altura Road, Suite 125 |
| Entity Address, City or Town | Fort Mill |
| Entity Address, State or Province | SC |
| Entity Address, Postal Zip Code | 29708 |
| City Area Code | 803 |
| Local Phone Number | 746-2200 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Ordinary shares, $0.0001 par value |
| Trading Symbol | DSEY |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
