| Cover | Apr. 20, 2022 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Apr. 20, 2022 |
| Entity File Number | 001-35371 |
| Entity Registrant Name | Civitas Resources, Inc. |
| Entity Central Index Key | 0001509589 |
| Entity Tax Identification Number | 61-1630631 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 555 17th Street |
| Entity Address, Address Line Two | Suite 3700 |
| Entity Address, City or Town | Denver |
| Entity Address, State or Province | CO |
| Entity Address, Postal Zip Code | 80202 |
| City Area Code | 303 |
| Local Phone Number | 293-9100 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, par value $0.01 per share |
| Trading Symbol | CIVI |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
