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Note 10 - Other Income (Expense), Net - Summary of Other Income (Expense) (Details) - USD ($) $ in Thousands	3 Months Ended
	Feb. 28, 2021	Feb. 29, 2020
Interest income	$ 178	$ 517
Foreign exchange gain (loss)	(483)	378
Change in fair market value of marketable securities	226	(8)
Nonoperating Income (Expense), Total	$ (79)	$ 887

X

- Definition

Amount of unrealized and realized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

+ References

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- Definition

Amount before tax of foreign currency transaction realized gain (loss) recognized in the income statement.

+ References

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Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.

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The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).

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