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Investment In Associate - Summary Of Financial Information For Iso Energy (Detail) - CAD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Disclosure Of Detailed Information About Financial Information [Line Items] |  |  |
Cash | $ 290,743 | $ 134,447 | $ 201,804
Marketable securities | 0 | 5,775 |
Total assets | 1,007,425 | 554,560 |
Current liabilities | 27,912 | 16,567 |
Total liabilities | 187,406 | 99,143 |
Loss from operations | 70,168 | (60,268) |
Other comprehensive loss | (2,422) | (2,930) |
Total comprehensive loss | 67,746 | (63,198) |
IsoEnergy Ltd. [member] |  |  |
Disclosure Of Detailed Information About Financial Information [Line Items] |  |  |
Cash | 37,033 | 19,913 |
Other current assets | 1,192 | 212 |
Marketable securities | 17,036 | 5,775 |
Non-current assets | 291,937 | 71,215 |
Total assets | 347,198 | 97,115 |
Current liabilities | 3,617 | 2,622 |
Non-current liabilities | 40,561 | 28,273 |
Total liabilities | 44,178 | 30,895 |
Loss from operations | 18,689 | 7,375 |
Other comprehensive loss | 2,618 | 2,993 |
Total comprehensive loss | $ 21,307 | $ 10,368 |

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