| Cover Page Cover Page | Mar. 01, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | Mar. 1, 2021 |
| Entity Registrant Name | COVETRUS, INC. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-38794 |
| Entity Tax Identification Number | 83-1448706 |
| Entity Address, Address Line One | 7 Custom House Street |
| Entity Address, City or Town | Portland |
| Entity Address, State or Province | ME |
| Entity Address, Postal Zip Code | 04101 |
| City Area Code | 888 |
| Local Phone Number | 280-2221 |
| Title of 12(b) Security | Common Stock, par value $0.01 per share |
| Trading Symbol | CVET |
| Security Exchange Name | NASDAQ |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Amendment Flag | false |
| Entity Central Index Key | 0001752836 |
