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Note 9 - Intangible Assets (Tables)

12 Months Ended

Nov. 30, 2022

Notes Tables

Schedule of Intangible Assets and Goodwill [Table Text Block]

						As of November 30, 2022												As of November 30, 2021
		Estimated Useful Lives in Years				Gross Carrying Amount				Accumulated Amortization				Net Carrying Amount				Gross Carrying Amount				Accumulated Amortization				Net Carrying Amount
Patents			10-17			$	3,931			$	(468	)		$	3,463			$	3,895			$	(227	)		$	3,668
Trademarks		Indefinite					360				—				360				—				—				—
Customer List			2				70				(21	)			49				—				—				—
Total						$	4,361			$	(489	)		$	3,872			$	3,895			$	(227	)		$	3,668

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Fiscal Year Ending November 30,
2023		$	289
2024			267
2025			254
2026			254
2027			254
Thereafter			2,194
Total		$	3,512

X

- Definition

Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class.

+ References

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-Name Accounting Standards Codification
-Topic 350
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-Name Accounting Standards Codification
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