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Note 7 - Promissory Note (Details Textual) - USD ($) $ in Thousands | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Nov. 30, 2023 | Nov. 30, 2022 | Nov. 30, 2021 | Nov. 30, 2020
Notes Payable | $ 136,748 | $ 123,685 | $ 115,723 | $ 109,801
Barrick [Member] | Notes Payable, Other Payables [Member] |  |  |  |
Notes Payable | 136,748 |  |  |
Debt Instrument, Face Amount | 51,576 |  |  |
Interest Payable | $ 85,172 |  |  |
Debt Instrument, Interest Rate, Effective Percentage | 10.30% | 6.80% | 5.30% |
Percentage of Specified Revenue from Which the Promissory Note and Accrued Interest Are Payable | 85.00% |  |  |
Barrick [Member] | Notes Payable, Other Payables [Member] | Prime Rate [Member] |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 2.00% |  |  |

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- Definition Represents the percentage of revenue from future mine production or from any net proceeds resulting from a reduction of the reporting entity's interest in the specified equity method investment, from which the promissory note and accrued interest are payable. + References No definition available. + Details
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