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)	143,917			14,471
Stock based compensation	$ 1,439	194,223	0	$ (26,536)	169,126
Net (loss)	$ 0	0	(1,662,523)	$ 0	(1,662,523)
Balance (in shares) at Aug. 31, 2020	4,465,004			33,313
Balance at Aug. 31, 2020	$ 44,650	3,444,310	6,884,819	$ (73,594)	10,300,185
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)	108,500			9,435
Stock based compensation	$ 1,085	202,160	0	$ (30,471)	172,774
Net (loss)	$ 0	0	(194,692)	$ 0	(194,692)
Balance (in shares) at Aug. 31, 2021	4,578,504			44,532
Balance at Aug. 31, 2021	$ 45,785	$ 3,698,403	$ 6,249,164	$ (108,525)	$ 9,884,827