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Consolidated Statements of Changes in Equity - CAD ($) $ in Thousands | U.S. GoldMining Inc. [member] Issued capital [member] | U.S. GoldMining Inc. [member] Capital reserve [member] | U.S. GoldMining Inc. [member] Share issuance obligation [member] | U.S. GoldMining Inc. [member] Retained earnings [member] | U.S. GoldMining Inc. [member] Accumulated other comprehensive income [member] | U.S. GoldMining Inc. [member] Equity attributable to owners of parent [member] | U.S. GoldMining Inc. [member] Non-controlling interests [member] | U.S. GoldMining Inc. [member] | U.S. GoldMining ATM Program [member] Issued capital [member] | U.S. GoldMining ATM Program [member] Capital reserve [member] | U.S. GoldMining ATM Program [member] Share issuance obligation [member] | U.S. GoldMining ATM Program [member] Retained earnings [member] | U.S. GoldMining ATM Program [member] Accumulated other comprehensive income [member] | U.S. GoldMining ATM Program [member] Equity attributable to owners of parent [member] | U.S. GoldMining ATM Program [member] Non-controlling interests [member] | U.S. GoldMining ATM Program [member] | ATM program [member] Issued capital [member] | ATM program [member] Capital reserve [member] | ATM program [member] Share issuance obligation [member] | ATM program [member] Retained earnings [member] | ATM program [member] Accumulated other comprehensive income [member] | ATM program [member] Equity attributable to owners of parent [member] | ATM program [member] Non-controlling interests [member] | ATM program [member] | Issued capital [member] | Capital reserve [member] | Share issuance obligation [member] | Retained earnings [member] | Accumulated other comprehensive income [member] | Equity attributable to owners of parent [member] | Non-controlling interests [member] | Total
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Balance (in shares) at Nov. 30, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 163,669,818 |  |  |  |  |  |  |
Balance at Nov. 30, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 150,879 | $ 11,930 | $ 0 | $ 27,984 | $ (55,702) | $ 135,091 | $ 0 | $ 135,091
Statement Line Items [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Options exercised (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2,371,493 |  |  |  |  |  |  | 2,371,493
Options exercised |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 2,993 | (805) | 0 | 0 | 0 | 2,188 | 0 | $ 2,188
Restricted share rights vested (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 266,596 |  |  |  |  |  |  |
Restricted share rights vested |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 416 | (416) | 0 | 0 | 0 | 0 | 0 | 0
Net proceeds from Initial Public Offering | $ 0 | $ 0 | $ 0 | $ 20,514 | $ 0 | $ 20,514 | $ 3,596 | $ 24,110 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted shares vested, warrants exercised, and open market shares purchases by GoldMining | 0 | 0 | 0 | 25 | 0 | 25 | 1,181 | 1,206 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common shares issued for cash (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16,950,153 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common shares issued for cash |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 22,769 | $ 0 | $ 0 | $ 0 | $ 0 | $ 22,769 | $ 0 | $ 22,769 |  |  |  |  |  |  |  |
Agents' fees and issuance costs |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ (569) | 0 | 0 | 0 | 0 | (569) | 0 | (569) |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 2,784 | 0 | 414 | 0 | 3,198 | 89 | 3,287
Deferred tax benefits of share issuance costs |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 96 | 0 | 0 | 0 | 0 | 96 | 0 | 96
Other comprehensive loss |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | (25,308) | (25,308) | (8) | (25,316)
Profit (loss) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0 | 0 | 0 | (28,761) | 0 | (28,761) | (1,688) | (30,449)
Balance (in shares) at Nov. 30, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 183,258,060 |  |  |  |  |  |  |
Balance at Nov. 30, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 176,584 | 13,493 | 0 | 20,176 | (81,010) | 129,243 | 3,170 | $ 132,413
Statement Line Items [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Options exercised (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 271,189 |  |  |  |  |  |  | 271,189
Options exercised |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,001 | (967) | 0 | 0 | 0 | 34 | 0 | $ 34
Restricted share rights vested (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 338,288 |  |  |  |  |  |  |
Restricted share rights vested | 0 | 0 | 0 | (43) | 0 | (43) | 43 | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 414 | (505) | 91 | 0 | 0 | 0 | 0 | 0
Common shares issued for cash (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,873,320 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common shares issued for cash |  |  |  |  |  |  |  |  | $ 0 | $ 0 | $ 0 | $ 511 | $ 0 | $ 511 | $ 145 | $ 656 | $ 13,114 | 0 | 0 | 0 | 0 | 13,114 | 0 | 13,114 |  |  |  |  |  |  |  |
Agents' fees and issuance costs |  |  |  |  |  |  |  |  | $ 0 | $ 0 | $ 0 | $ (15) | $ 0 | $ (15) | $ (4) | $ (19) | $ (328) | $ 0 | $ 0 | $ 0 | $ 0 | $ (328) | $ 0 | $ (328) |  |  |  |  |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 2,029 | 0 | 219 | 0 | 2,248 | 50 | 2,298
Other comprehensive loss |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 0 | 0 | 0 | (5,721) | (5,721) | 55 | (5,666)
Profit (loss) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0 | 0 | 0 | (25,289) | 0 | (25,289) | (2,058) | (27,347)
Warrants exercised | $ 0 | $ 0 | $ 0 | $ 5 | $ 0 | $ 5 | $ 1 | $ 6 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance (in shares) at Nov. 30, 2024 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 194,740,857 |  |  |  |  |  |  |
Balance at Nov. 30, 2024 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 190,785 | $ 14,050 | $ 91 | $ (4,436) | $ (86,731) | $ 113,759 | $ 1,402 | $ 115,161

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