Consolidated Balance Sheets (Parentheticals) - USD ($)	Feb. 28, 2022	Nov. 30, 2021
Allowance for doubtful accounts of accounts receivable (in Dollars)	$ 150,493	$ 150,493
Accumulated depreciation and amortization on fixed assets (in Dollars)	$ 1,627,897	$ 1,609,127
Preferred stock, par value (in Dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares authorized	5,000,000	5,000,000
Common stock, par value (in Dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized	50,000,000	50,000,000
Common stock, shares issued	5,515,342	5,515,342
Common stock, shares outstanding	5,515,342	5,515,342
Series C Preferred Stock
Preferred stock, shares authorized	100,000	100,000
Preferred stock, shares issued	10,000	10,000
Preferred stock, shares outstanding	10,000	10,000
Preferred stock, liquidation preference per share (in Dollars per share)	$ 5	$ 5
Series D Preferred Stock
Preferred stock, shares authorized	75,000	75,000
Preferred stock, shares issued
Preferred stock, shares outstanding