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Inventories (Details) - USD ($) $ in Thousands | Aug. 31, 2022 | Nov. 30, 2021
--- | --- | ---
Inventory [Line Items] |  |
Finished goods | $ 1,773 | $ 1,631
Purchased parts and fabricated assemblies | 2,867 | 1,920
Total | 4,640 | 3,551
Other Current Assets |  |
Inventory [Line Items] |  |
Total | $ 4,600 | $ 3,600

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