Leases - Schedule of Components of Lease Costs (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2026	Sep. 30, 2025
Operating leases:
Operating lease cost charged to profit and loss	$ 1,067	$ 138
Finance leases:
Interest on lease liabilities	779	668
Depreciation on right-of-use assets	2,097	2,320
Total finance lease cost	2,876	2,988
Less: Lease cost capitalized to unproved properties	(2,876)	(2,988)
Finance lease cost charged to profit and loss	$ 0	$ 0