2. Basis of Presentation and Significant Accounting Policies: Net Loss Per Share Information: Schedule of Earnings per share basic and diluted (Details) - shares	3 Months Ended		9 Months Ended
	Jul. 31, 2021	Jul. 31, 2020	Jul. 31, 2021	Jul. 31, 2020
Details
Weighted average number of common shares outstanding - basic	7,712,091	7,712,091	7,712,091	7,710,047
Effect of dilutive stock options	0	0	36,360	0
Weighted average number of common shares outstanding - diluted	7,712,091	7,712,091	7,748,451	7,710,047
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	1,472,500	1,829,500	1,277,500	1,829,500