2. Basis of Presentation and Significant Accounting Policies: Revenue Recognition Policy: Disaggregation of Revenue (Details) - USD ($)	3 Months Ended		6 Months Ended
	Apr. 30, 2021	Apr. 30, 2020	Apr. 30, 2021	Apr. 30, 2020
Revenue (Rounded)	$ 1,462,000	$ 3,179,000	$ 3,160,000	$ 7,404,000
Subscription services
Revenue (Rounded)	1,341,000	3,077,000	2,939,000	7,034,000
Professional Services
Revenue (Rounded)	121,000	102,000	221,000	370,000
Airlines
Revenue (Rounded)	149,000	1,676,000	511,000	4,294,000
Airports
Revenue (Rounded)	1,216,000	1,463,000	2,480,000	2,854,000
Other
Revenue (Rounded)	$ 97,000	$ 40,000	$ 169,000	$ 256,000