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Reclamation and Environmental Obligation - Additional Information (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2023
Site Contingency [Line Items] |  |  |
Commutation account and reclamation bonds | $ 546,176 | $ 546,176 |
Reclamation and environmental obligation | 2,293,765 | 2,270,288 | $ 4,436,902
Changes in estimates and settlements for reclamation and environmental obligation | 201,936 | 2,608,848 |
Reclamation and environmental obligation, current | 120,000 | 120,000 |
Reclamation and environmental obligation, noncurrent | 2,173,765 | $ 2,150,288 |
Sleeper Gold Project | BLM and NDEP |  |  |
Site Contingency [Line Items] |  |  |
Undiscounted estimate of reclamation costs | $ 5,742,047 |  |

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- Definition Current portion of reclamation reserve to restore a mining or drilling site to the condition agreed upon within the mining or drilling contract. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(20)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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- Definition Amount of a reclamation and mine closing liability that is associated with a legal obligation for the closure and reclamation of a mine including the removal of buildings, equipment, machinery and other physical remnants of mining, closure of tailings impoundments, leach pads and other mine features, and contouring, covering and revegetation of waste rock piles and other disturbed areas. + References No definition available. + Details
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