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SUPPLEMENTAL FINANCIAL INFORMATION - Other income (Details) - CAD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022
SUPPLEMENTAL FINANCIAL INFORMATION |  |
Other income - continuing operations | $ 136,472 | $ 55,244
Investments-equity instruments |  |
SUPPLEMENTAL FINANCIAL INFORMATION |  |
Other income - continuing operations | (9) | (6,469)
Gains (losses) on - Foreign exchange |  |
SUPPLEMENTAL FINANCIAL INFORMATION |  |
Other income - continuing operations | 321 | 816
Gains (losses) on - Disposal of property, plant and equipment |  |
SUPPLEMENTAL FINANCIAL INFORMATION |  |
Other income - continuing operations | 1,299 | (25)
Fair value changes - Investments-uranium |  |
SUPPLEMENTAL FINANCIAL INFORMATION |  |
Other income - continuing operations | 134,180 | 29,422
Investments-convertible debentures |  |
SUPPLEMENTAL FINANCIAL INFORMATION |  |
Other income - continuing operations | 565 | 0
Fair value changes - Warrants on investment |  |
SUPPLEMENTAL FINANCIAL INFORMATION |  |
Other income - continuing operations | 0 | 1,625
Fair value changes - Share purchase warrant liabilities |  |
SUPPLEMENTAL FINANCIAL INFORMATION |  |
Other income - continuing operations | 0 | (20,337)
Reclamation obligation adjustments |  |
SUPPLEMENTAL FINANCIAL INFORMATION |  |
Other income - continuing operations | (3,229) | 4,126
Gain on recognition of proceeds-UI Repayment Agreement |  |
SUPPLEMENTAL FINANCIAL INFORMATION |  |
Other income - continuing operations | 4,097 | 6,142
Uranium investment carrying charges |  |
SUPPLEMENTAL FINANCIAL INFORMATION |  |
Other income - continuing operations | (409) | (374)
Other |  |
SUPPLEMENTAL FINANCIAL INFORMATION |  |
Other income - continuing operations | $ (343) | $ (356)

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