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Income Taxes (Details) - USD ($)
Nov. 30, 2019
Nov. 30, 2018
Deferred Tax Assets    
Net operating loss $ 1,524,286 $ 2,008,906
Allowance for bad debts 27,121 32,658
Inventory 60,746 69,757
Deferred rent 3,282 6,679
Other 62,071 62,071
Depreciation 65,402 73,140
Total deferred tax assets 1,742,908 2,253,211
Valuation allowance (557,168) (1,270,587)
Deferred Tax Assets $ 1,185,740 $ 982,624