| Cover | Nov. 12, 2024 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | Nov. 12, 2024 |
| Registrant Name | Tamboran Resources Corporation |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-42149 |
| Entity Tax Identification Number | 93-4111196 |
| Entity Address, Address Line One | Suite 01, Level 39, Tower One, |
| Entity Address, Address Line Two | International Towers |
| Entity Address, City or Town | Sydney |
| Entity Address, Address Line Three | 100 Barangaroo Avenue |
| Entity Address, Postal Zip Code | 2000 |
| Entity Address, Country | AU |
| City Area Code | 61 |
| Local Phone Number | 2 8330 6626 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common stock, $0.001 par value per share |
| Trading Symbol | TBN |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |
| Amendment Flag | false |
| Central Index Key | 0001997652 |
