Note 13 - Non-controlling Interests (Details Textual) $ / shares in Units, $ / shares in Units, $ in Thousands | | | | | 5 Months Ended | 7 Months Ended | 12 Months Ended | | | | | |
May 04, 2023 $ / shares | Apr. 24, 2023 CAD ($) shares | Apr. 24, 2023 USD ($) $ / shares shares | Apr. 19, 2023 $ / shares shares | Sep. 23, 2022 USD ($) $ / shares | Apr. 24, 2023 CAD ($) shares | Nov. 30, 2023 CAD ($) $ / shares shares | Nov. 30, 2023 CAD ($) $ / shares shares | Nov. 30, 2023 CAD ($) $ / shares $ / shares shares | Nov. 30, 2022 CAD ($) $ / shares | Nov. 30, 2023 $ / shares | Feb. 06, 2023 | Nov. 23, 2022 | Sep. 22, 2022 oz shares | Nov. 30, 2021 $ / shares |
Statement Line Items [Line Items] | | | | | | | | | | | | | | | |
Share issue related cost | | | | | | | | $ 569 | | | | | | | |
Non-controlling interests | | | | | | | $ 3,170 | $ 3,170 | $ 3,170 | $ 0 | | | | | |
Number of share options granted in share-based payment arrangement | | | | | | | | 3,700,000 | | 4,694,445 | | | | | |
Weighted average exercise price of share options granted in share-based payment arrangement (in dollars per share) | $ / shares | | | | | | | | $ 1.1 | | $ 1.61 | | | | | |
Risk free interest rate, share options granted | | | | | | | | 4.18% | | 3.54% | | | | | |
Option life, share options granted | | | | | | | | 2.87 | | 2.87 | | | | | |
Expected dividend as percentage, share options granted | | | | | | | | 0% | | 0% | | | | | |
Expected volatility, share options granted | | | | | | | | 52.75% | | 61.25% | | | | | |
Number of share options outstanding in share-based payment arrangement at end of period | | | | | | | 14,945,195 | 14,945,195 | 14,945,195 | 14,003,075 | | | | | 12,444,150 |
Weighted average exercise price of share options outstanding in share-based payment arrangement at end of period (in dollars per share) | $ / shares | | | | | | | $ 1.6 | $ 1.6 | $ 1.6 | $ 1.61 | | | | | $ 1.63 |
Weighted average remaining contractual life of outstanding share options (Year) | | | | | | | | 3 years 3 months 7 days | | | | | | | |
Weighted average remaining contractual life of exercisable share options (Year) | | | | | | | | 2 years 9 months 18 days | | | | | | | |
U.S. GoldMining Inc. [member] | | | | | | | | | | | | | | | |
Statement Line Items [Line Items] | | | | | | | | | | | | | | | |
Increase (decrease) in number of shares outstanding, subsidiary issuance (in shares) | shares | | 2,000,000 | 2,000,000 | 2,000,000 | | | | | | | | | | | |
Shares issued, price per share (in dollars per share) | $ / shares | | | $ 10 | $ 10 | | | | | | | | | | | |
Class of warrant, exercise price of warrant (in CAD per share) | $ / shares | | | | $ 13 | | | | | | | | | | | |
Increase (decrease) through change in equity of subsidiaries, equity | | $ 27,100 | $ 20,000,000 | | | | $ 1,181 | | | | | | | | |
Share issue related cost | | 1,300 | 1,000,000 | | | | | | | | | | | | |
Cash fees to Underwriter | | $ 900 | $ 700,000 | | | | | | | | | | | | |
Number of subsidiary shares held (in shares) | shares | | 9,878,261 | | | | 9,878,261 | | | | | | | | | |
Proportion of ownership interests held by non-controlling interests | | | | | | 79.70% | | 80% | | | | | | | |
Number of subsidiary warrants held (in shares) | shares | | 122,490 | | | | 122,490 | | | | | | | | | |
Dilution gain (loss) | | | | | | $ 20,514 | 25 | | | | | | | | |
Non-controlling interests | | $ 3,596 | | | | $ 3,596 | $ 3,170 | $ 3,170 | $ 3,170 | $ 0 | | | | | |
Number of warrants exercised (in shares) | shares | | | | | | | 258,708 | | | | | | | | |
Proceeds from exercise of warrants | | | | | | | $ 4,523 | | | | | | | | |
Maximum percentage of outstanding shares in plan | | | | | | | | | | | | 10% | | | |
Number of share options granted in share-based payment arrangement | 82,500 | | | | | | | | | | | | | | |
Weighted average exercise price of share options granted in share-based payment arrangement (in dollars per share) | $ / shares | $ 10 | | | | | | | | | | | | | | |
Vesting period (Year) | 5 years | | | | | | | | | | | | | | |
Risk free interest rate, share options granted | 3.47% | | | | | | | | | | | | | | |
Option life, share options granted | 3 | | | | | | | | | | | | | | |
Expected dividend as percentage, share options granted | 0% | | | | | | | | | | | | | | |
Expected forfeiture rate, share options granted | 0% | | | | | | | | | | | | | | |
Expected volatility, share options granted | 61.34% | | | | | | | | | | | | | | |
Expense from share-based payment transactions with employees | | | | | | | | $ 344 | | | | | | | |
Number of share options outstanding in share-based payment arrangement at end of period | | | | | | | 82,500 | 82,500 | 82,500 | | | | | | |
Weighted average exercise price of share options outstanding in share-based payment arrangement at end of period (in dollars per share) | $ / shares | | | | | | | | | | | $ 10 | | | | |
Weighted average remaining contractual life of outstanding share options (Year) | | | | | | | | 4 years 5 months 4 days | | | | | | | |
Gold or gold equivalent ounces (Ounce) | oz | | | | | | | | | | | | | | 3,000,000 | |
Restricted shares to be deemed released shares (in shares) | shares | | | | | | | | | | | | | | 190,500 | |
Number of warrants outstanding (in shares) | shares | | | | | | | 1,741,292 | 1,741,292 | 1,741,292 | | | | | | |
Weighted average exercise price of warrants issued (in dollars per share) | $ / shares | | | | | | | | | $ 13 | | | | | | |
Weighted average remaining contractual life of exercisable share options (Year) | | | | | | | | 2 years 4 months 24 days | | | | | | | |
U.S. GoldMining Inc. [member] | Restricted shares [member] | | | | | | | | | | | | | | | |
Statement Line Items [Line Items] | | | | | | | | | | | | | | | |
Increase (decrease) in value of shares outstanding through share-based compensation transaction | | | | | | | | $ 74 | | $ 0 | | | | | |
U.S. GoldMining Inc. [member] | Restricted shares [member] | | | | | | | | | | | | | | | |
Statement Line Items [Line Items] | | | | | | | | | | | | | | | |
Number of other equity instruments exercised or vested in share-based payment arrangement | | | | | | | 285,750 | | | | | | | | |
Number of other equity instruments outstanding in share-based payment arrangement at end of period | | | | | | | | | | | | | 1,000,000 | | |
Number of other equity instruments granted in share-based payment arrangement | | | | | 635,000 | | | | | | | | | | |
U.S. GoldMining Inc. [member] | GRC share options vesting on grant date [member] | | | | | | | | | | | | | | | |
Statement Line Items [Line Items] | | | | | | | | | | | | | | | |
Vesting period requirements for share-based payment arrangement | 25 | | | | | | | | | | | | | | |
U.S. GoldMining Inc. [member] | GRC share options vesting on each of the dates that are 6, 12 and 18 months thereafter [member] | | | | | | | | | | | | | | | |
Statement Line Items [Line Items] | | | | | | | | | | | | | | | |
Vesting period requirements for share-based payment arrangement | 25 | | | | | | | | | | | | | | |
U.S. GoldMining Inc. [member] | Performance based restricted shares, tranche 1 [member] | | | | | | | | | | | | | | | |
Statement Line Items [Line Items] | | | | | | | | | | | | | | | |
Vesting period (Year) | | | | | 2 years | | | | | | | | | | |
Vesting of share-based payment arrangement, percentage | | | | | 15% | | | | | | | | | | |
Performance award, prior equity financing | | | | | $ 15,000,000 | | | | | | | | | | |
U.S. GoldMining Inc. [member] | Performance based restricted shares, tranche two [member] | | | | | | | | | | | | | | | |
Statement Line Items [Line Items] | | | | | | | | | | | | | | | |
Vesting period (Year) | | | | | 2 years | | | | | | | | | | |
Vesting of share-based payment arrangement, percentage | | | | | 15% | | | | | | | | | | |
Performance award, prior equity financing | | | | | $ 100,000,000 | | | | | | | | | | |
U.S. GoldMining Inc. [member] | Performance based restricted shares, tranche 3 [member] | | | | | | | | | | | | | | | |
Statement Line Items [Line Items] | | | | | | | | | | | | | | | |
Vesting period (Year) | | | | | 2 years | | | | | | | | | | |
Vesting of share-based payment arrangement, percentage | | | | | 15% | | | | | | | | | | |
U.S. GoldMining Inc. [member] | Performance based restricted shares, tranche 4 [member] | | | | | | | | | | | | | | | |
Statement Line Items [Line Items] | | | | | | | | | | | | | | | |
Vesting period (Year) | | | | | 3 years | | | | | | | | | | |
Vesting of share-based payment arrangement, percentage | | | | | 15% | | | | | | | | | | |
Depth of drilling | | | | | 10,000 | | | | | | | | | | |
U.S. GoldMining Inc. [member] | Performance based restricted shares, tranche 5 [member] | | | | | | | | | | | | | | | |
Statement Line Items [Line Items] | | | | | | | | | | | | | | | |
Vesting period (Year) | | | | | 4 years | | | | | | | | | | |
Vesting of share-based payment arrangement, percentage | | | | | 15% | | | | | | | | | | |
Share price (in CAD per share) | $ / shares | | | | | $ 15 | | | | | | | | | | |
U.S. GoldMining Inc. [member] | Performance based restricted shares, tranche 6 [member] | | | | | | | | | | | | | | | |
Statement Line Items [Line Items] | | | | | | | | | | | | | | | |
Vesting period (Year) | | | | | 5 years | | | | | | | | | | |
Vesting of share-based payment arrangement, percentage | | | | | 15% | | | | | | | | | | |
Market Capitalization | | | | | $ 250,000,000 | | | | | | | | | | |
U.S. GoldMining Inc. [member] | Performance based restricted shares, tranche 7 [member] | | | | | | | | | | | | | | | |
Statement Line Items [Line Items] | | | | | | | | | | | | | | | |
Vesting period (Year) | | | | | 6 years | | | | | | | | | | |
Vesting of share-based payment arrangement, percentage | | | | | 10% | | | | | | | | | | |
Share price (in CAD per share) | $ / shares | | | | | $ 25 | | | | | | | | | | |
U.S. GoldMining Inc. [member] | Performance based restricted shares, tranche 6 and7 [member] | | | | | | | | | | | | | | | |
Statement Line Items [Line Items] | | | | | | | | | | | | | | | |
Vesting of share-based payment arrangement, percentage | | | | | 100% | | | | | | | | | | |
U.S. GoldMining Inc. [member] | Gold Mining [member] | | | | | | | | | | | | | | | |
Statement Line Items [Line Items] | | | | | | | | | | | | | | | |
Increase (decrease) in number of shares outstanding, subsidiary issuance (in shares) | shares | | 122,490 | 122,490 | | | | 255,770 | | | | | | | | |
Increase (decrease) through change in equity of subsidiaries, equity | | $ 1,700 | $ 1,200,000 | | | | $ 3,403 | | | | | | | | |
U.S. GoldMining Inc. [member] | Consultant [member] | | | | | | | | | | | | | | | |
Statement Line Items [Line Items] | | | | | | | | | | | | | | | |
Increase (decrease) in number of shares outstanding, subsidiary issuance (in shares) | shares | | | | | | | 5,000 | | | | | | | | |
Increase (decrease) through change in equity of subsidiaries, equity | | | | | | | $ 86 | | | | | | | | |