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Income Taxes - Reconciliation of Statutory and Income Tax Expense (Details) - USD ($) $ in Thousands | 12 Months Ended
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Jun. 30, 2025 | Jun. 30, 2024
Effective Income Tax Rate Reconciliation, Amount [Abstract] |  |
Income tax (expense) benefit computed at the statutory federal rate: | $ (392) | $ (1,154)
Return to provision adjustments | (2) | 3
Depletion in excess of tax basis | 59 | 114
State income taxes, net of federal tax benefit | (548) | (458)
Permanent differences related to stock-based compensation and other | (58) | 80
State valuation allowance | 140 |
Marginal well credit | 408 |
Other | (3) | (2)
Income tax (expense) benefit | $ (396) | $ (1,417)
Effective Income Tax Rate Reconciliation, Percent [Abstract] |  |
Income tax (expense) benefit computed at the statutory federal rate: | 21.00% | 21.00%
Return to provision adjustments | 0.10% | (0.10%)
Depletion in excess of tax basis | (3.20%) | (2.10%)
State income taxes, net of federal tax benefit | 29.30% | 8.40%
Permanent differences related to stock-based compensation and other | 3.10% | (1.50%)
State valuation allowance | (7.50%) |
Marginal well credit | (21.80%) |
Other | 0.20% | 0.10%
Income tax (expense) benefit | 21.20% | 25.80%

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