Loss Per Share (Details) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023
Numerator:
Net loss after income tax attributable to Tamboran Resources Corporation stockholders	$ (14,166,946)	$ (6,026,331)	$ (20,061,520)	$ (9,216,029)
Denominator:
Weighted average number of common stock outstanding, basic (in shares)	14,346,556	8,735,752	14,236,753	8,612,217
Weighted average number of common stock outstanding, diluted (in shares)	14,346,556	8,735,752	14,236,753	8,612,217
Net loss per share, basic (in USD per share)	$ (0.987)	$ (0.690)	$ (1.409)	$ (1.070)
Net loss per share, diluted (in USD per share)	$ (0.987)	$ (0.690)	$ (1.409)	$ (1.070)