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Note 7 - Promissory Note (Details Textual) - Barrick [Member] - Notes Payable, Other Payables [Member] $ in Thousands	3 Months Ended
	Feb. 28, 2021 USD ($)
Notes Payable, Total	$ 111,235
Debt Instrument, Face Amount	51,576
Interest Payable	$ 59,659
Percentage of Specified Revenue from Which the Promissory Note and Accrued Interest Are Payable	85.00%
Prime Rate [Member]
Debt Instrument, Basis Spread on Variable Rate	2.00%

X

- 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.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
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- Definition

Amount of interest payable on debt, including, but not limited to, trade payables.

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-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
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- Definition

Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.

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