| Document and Entity Information | Jul. 14, 2022 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | Jul. 14, 2022 |
| Entity Registrant Name | Bausch & Lomb Corp |
| Entity Incorporation, State or Country Code | Z4 |
| Entity File Number | 001-41380 |
| Entity Tax Identification Number | 98-1613662 |
| Entity Address, Address Line One | 520 Applewood Crescent |
| Entity Address, City or Town | Vaughan |
| Entity Address, State or Province | ON |
| Entity Address, Country | CA |
| Entity Address, Postal Zip Code | L4K 4B4 |
| City Area Code | 905 |
| Local Phone Number | 695-7700 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Shares |
| Trading Symbol | BLCO |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001860742 |
| Amendment Flag | false |
