2. Basis of Presentation and Significant Accounting Policies: Recent Accounting Pronouncements (Details) - USD ($)	3 Months Ended		12 Months Ended
	Jan. 31, 2021	Jan. 31, 2020	Oct. 31, 2019	Oct. 31, 2017	Oct. 31, 2020
Details
Operating lease right-of-use assets	$ 205,184		$ 1,497,000		$ 232,721
Operating Lease, Liability	365,765		1,620,000
Revenues	1,697,921	$ 4,225,315	$ 15,046,000
Deferred revenue	$ 47,443	$ (622,492)		$ 66,000