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v3.25.3

Commitments and Contingencies (Details) |  |  |  | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Aug. 29, 2025 USD ($) person | Feb. 13, 2025 USD ($) | Aug. 08, 2023 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2023 USD ($) | Sep. 30, 2025 USD ($) lawsuit shares | Sep. 30, 2024 USD ($) | Dec. 31, 2024 USD ($)
Commitment and Contingencies |  |  |  |  |  |  |  |
Off-balance sheet arrangements |  |  |  |  |  | $ 0 |  |
Settlement payable, current |  |  |  |  |  |  |  | $ 1,000,000
Settlement payable, long-term |  |  |  |  |  | 2,000,000 |  | 2,000,000
Amount spent on Phase 1 activities in the ASAOC |  |  |  |  |  | 0 | $ 1,900,000 |
Work performed on early action items |  |  |  |  |  | $ 0 | $ 1,937,538 |
Number of lawsuits | lawsuit |  |  |  |  |  | 2 |  |
CWA litigation settlement agreement |  |  |  |  |  |  |  |
Commitment and Contingencies |  |  |  |  |  |  |  |
Settlement amount awarded to other party |  |  | $ 5,000,000 |  |  |  |  |
Litigation settlement amount payable period |  |  | 4 years |  |  |  |  |
Review period to request court approval of Dismissal and Settlement Agreement |  |  | 45 days |  |  |  |  |
CWA settlement expense |  |  |  |  | $ 5,000,000 |  |  |
Legal expense payment settlement |  |  |  |  |  |  |  | $ 2,000,000
Settlement payable, current |  |  |  |  |  | $ 0 |  |
Settlement payable, long-term |  |  |  |  |  | 2,000,000 |  |
Nez Perce Tribe | CWA litigation settlement agreement |  |  |  |  |  |  |  |
Commitment and Contingencies |  |  |  |  |  |  |  |
Settlement amount to be paid to the South Fork Salmon Water Quality Enhancement Fund |  |  | $ 4,000,000 |  |  |  |  |
Settlement amount to be paid to reimburse other party for legal expenses |  |  | $ 1,000,000 |  |  |  |  |
Idaho Power Company | Procurement agreement |  |  |  |  |  |  |  |
Commitment and Contingencies |  |  |  |  |  |  |  |
Estimated cost of new equipment |  | $ 90,200,000 |  |  |  |  |  |
Minimum contractual commitments not requiring approval |  | 1,000,000 |  |  |  |  |  |
Payments for procurement contracts |  | $ 18,800,000 |  |  |  |  |  |
ATCO Structures & Logistics (USA) Inc. | Supply and installation agreement |  |  |  |  |  |  |  |
Commitment and Contingencies |  |  |  |  |  |  |  |
Capacity of the camp | person | 1,010 |  |  |  |  |  |  |
Amount of the vendor agreement | $ 131,700,000 |  |  |  |  |  |  |
Initial payments | $ 13,350,000 |  |  |  |  |  |  |
Related Party | Stibnite Foundation |  |  |  |  |  |  |  |
Commitment and Contingencies |  |  |  |  |  |  |  |
Cash contributions |  |  |  |  |  | $ 750,000 |  |
Capital commitments payable in common shares | shares |  |  |  |  |  | 150,000 |  |
Cash payment made by the company |  |  |  | $ 0 |  | $ 450,000 |  |
Amount of commercial production |  |  |  |  |  | 500,000 |  |
Commencement of final reclamation phase |  |  |  |  |  | $ 1,000,000 |  |
Percentage of total comprehensive income payable |  |  |  |  |  | 1.00% |  |
Minimum payments to be made during commercial production |  |  |  |  |  | $ 500,000 |  |
Mining Claim Assessments |  |  |  |  |  |  |  |
Commitment and Contingencies |  |  |  |  |  |  |  |
Annual assessment obligation |  |  |  |  |  | 334,800 |  |
Option Payments On Other Properties |  |  |  |  |  |  |  |
Commitment and Contingencies |  |  |  |  |  |  |  |
Commitments payable |  |  |  |  |  | $ 30,000 |  |

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- Definition Amount awarded to other party in litigation settlement to be paid to a South Fork Salmon Water Quality Enhancement Fund (the "Fund") to be used by the Nez Perce Tribe to support water quality improvement projects in the South Fork Salmon River watershed. + References No definition available. + Details
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