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, 2018	4,225,050			9,286
Balance at Nov. 30, 2018	$ 42,250	$ 3,055,632	$ 9,966,928	$ (27,735)	$ 13,037,075
Stock based compensation (in shares)	84,537			5,493
Stock based compensation	$ 846	118,598		$ (10,820)	108,624
Net (loss)			(961,974)		(961,974)
Balance (in shares) at May. 31, 2019	4,309,587			14,779
Balance at May. 31, 2019	$ 43,096	3,174,230	9,004,954	$ (38,555)	12,183,725
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