4. Leases: Schedule of Future Minimum Rental Payments for Operating Leases (Details) - USD ($)	Jul. 31, 2021	Oct. 31, 2019
Details
Operating Leases, Future Minimum Payments, Remainder of Fiscal Year	$ 26,795
Operating Leases, Future Minimum Payments, Due in Two Years	121,852
Operating Leases, Future Minimum Payments, Due in Three Years	118,901
Operating Leases, Future Minimum Payments, Due in Four Years	117,037
Operating Leases, Future Minimum Payments, Due in Five Years	96,523
Operating Leases, Future Minimum Payments, Due Thereafter	67,679
Operating Lease Liability, Gross	548,787
Operating Leases Future Minimum Payments Interest Included In Payments	(60,862)
Operating Lease, Liability	$ 487,925	$ 1,620,000