| Document and Entity Information | Feb. 27, 2024 |
| Cover [Abstract] | |
| Entity Registrant Name | Bausch & Lomb Corp |
| Security Exchange Name | NYSE |
| Amendment Flag | false |
| Entity Central Index Key | 0001860742 |
| Document Type | 8-K |
| Document Period End Date | Feb. 27, 2024 |
| Entity Incorporation State 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 |
| Security 12b Title | Common Shares, No Par Value |
| Trading Symbol | BLCO |
| Entity Emerging Growth Company | false |
