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RECLAMATION OBLIGATIONS - Additional information (Details) - CAD ($) | Dec. 31, 2023 | Dec. 31, 2022
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Reclamation Obligations |  |
Deposit by Joint Venture Partner | $ 99,000 |
Chartered Bank | Letters Of Credit [Member] |  |
Reclamation Obligations |  |
Total borrowing | 992,000 |
Elliot Lake [Member] |  |
Reclamation Obligations |  |
Undiscounted amount of estimated future reclamation costs | $ 45,283,000 | $ 40,166,000
Discounted rate | 5.45% | 5.71%
MLJV and MWJV |  |
Reclamation Obligations |  |
Undiscounted amount of estimated future reclamation costs | $ 24,333,000 | $ 23,601,000
Discounted rate | 5.45% | 5.71%
Reclamation obligations credit facility | $ 22,972,000 |
Wheeler River and Other |  |
Reclamation Obligations |  |
Undiscounted amount of estimated future reclamation costs | $ 3,260,000 | $ 3,601,000
Discounted rate | 5.45% | 5.71%

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