Inventories (Details) - USD ($) $ in Thousands	Feb. 28, 2022	Nov. 30, 2021
Inventory [Line Items]
Raw materials	$ 1,192	$ 1,920
Work in process	0	0
Finished goods	1,979	1,631
Total	3,171	3,551
Other Current Assets
Inventory [Line Items]
Total	$ 3,200	$ 3,600

Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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