3. Passur Network: Schedule of Passur Network (Details) - USD ($)	12 Months Ended
	Oct. 31, 2018	Oct. 31, 2017	Oct. 31, 2016
Details
PASSUR Network, Gross	$ 19,370,000	$ 19,788,000	$ 18,387,000
PASSUR NETWORK, Additions (Rounded)	322,000	1,401,000
PASSUR NETWORK, Write-Off (Rounded)	(510,000)
PASSUR NETWORK, Inventory Reserve (Rounded)	(230,000)
PASSUR Network, Gross	14,569,000	13,784,000
PASSUR NETWORK, Net (Rounded)	$ 4,801,000	$ 6,004,000