Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($)	Common Stock [Member]	Retained Earnings [Member]	Total
Balances (in shares) at Oct. 31, 2018	7,694,387
Balances at Oct. 31, 2018	$ 13,816,140	$ 12,994,697	$ 26,810,837
Adoption of accounting standard ASU 2018-07	$ 0	61,763	61,763
Share-based compensation, net (in shares)	(257,222)
Share-based compensation, net	$ (66,327)	0	(66,327)
Net income (loss)	$ 0	(3,310,020)	(3,310,020)
Balances (in shares) at Jan. 31, 2019	7,436,907
Repurchase and retirement of common stock (at cost) (in shares)	(258)
Repurchase and retirement of common stock (at cost)	$ 0	(1,257)	(1,257)
Balances at Jan. 31, 2019	$ 13,749,813	9,745,183	23,494,996
Balances (in shares) at Oct. 31, 2019	7,458,981
Balances at Oct. 31, 2019	$ 13,853,334	7,385,566	21,238,900
Adoption of accounting standard ASU 2018-07	$ 6,554	(6,554)	0
Share-based compensation, net (in shares)	(2,909)
Share-based compensation, net	$ 34,356	0	34,356
Net income (loss)	$ 0	(2,591,888)	(2,591,888)
Balances (in shares) at Jan. 31, 2020	7,456,072
Balances at Jan. 31, 2020	$ 13,894,244	$ 4,787,124	$ 18,681,368