Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Total
Balance (in shares) at Nov. 30, 2019	4,321,087			18,842
Balance at Nov. 30, 2019	$ 43,211	$ 3,250,087	$ 8,547,342	$ (47,058)	$ 11,793,582
Stock based compensation (in shares)	143,750			14,471
Stock based compensation	$ 1,437	151,315		$ (26,536)	126,216
Net (loss)			(1,238,913)		(1,238,913)
Balance (in shares) at May. 31, 2020	4,464,837			33,313
Balance at May. 31, 2020	$ 44,648	3,401,402	7,308,429	$ (73,594)	10,680,885
Balance (in shares) at Nov. 30, 2020	4,470,004			35,097
Balance at Nov. 30, 2020	$ 44,700	3,496,243	6,443,856	$ (78,054)	9,906,745
Stock based compensation (in shares)	103,500			9,435
Stock based compensation	$ 1,035	140,764		$ (30,471)	111,328
Net (loss)			(251,148)		(251,148)
Balance (in shares) at May. 31, 2021	4,573,504			44,532
Balance at May. 31, 2021	$ 45,735	$ 3,637,007	$ 6,192,708	$ (108,525)	$ 9,766,925