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Note 15 - Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) | Nov. 30, 2018 | Nov. 30, 2017
--- | --- | ---
Accrued expenses | $ 59,000 | $ 95,000
Inventory capitalization | 73,000 | 33,000
Net operating loss and tax credit carryforward | 826,000 | 586,000
Asset reserves | 609,000 | 746,000
Total current deferred tax assets | 1,567,000 | 1,460,000
Property, plant, and equipment | (135,000) | (559,000)
Total non-current deferred tax assets (liabilities) | (135,000) | (559,000)
Net deferred taxes | $ 1,432,000 | $ 901,000

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