4. Leases: Schedule of Future Minimum Rental Payments for Operating Leases (Details) - USD ($)	Apr. 30, 2021	Oct. 31, 2019
Details
Operating Leases, Future Minimum Payments, Remainder of Fiscal Year	$ 85,528
Operating Leases, Future Minimum Payments, Due in Two Years	110,952
Operating Leases, Future Minimum Payments, Due in Three Years	76,910
Operating Leases, Future Minimum Payments, Due in Four Years	62,545
Operating Leases, Future Minimum Payments, Due in Five Years	40,393
Operating Leases, Future Minimum Payments, Due Thereafter	0
Operating Lease Liability, Gross	376,328
Operating Leases Future Minimum Payments Interest Included In Payments	(51,962)
Operating Lease, Liability	$ 324,366	$ 1,620,000