3. PASSUR Network, net: Schedule of Other Assets (Details) - USD ($)	12 Months Ended
Oct. 31, 2021	Oct. 31, 2020	Oct. 31, 2019
Details
PASSUR Network, net	$ 0	$ 0	$ 18,902,000
PASSUR NETWORK, Additions (Rounded)	0	0
PASSUR NETWORK, Disposals (Rounded)	0	(11,000)
Impairment Of Long Lived Assets, Held For Use (Rounded)	0	(3,565,000)
PASSUR Network, Gross	0	15,326,000
PASSUR Network, Gross	$ 0	$ 15,326,000

Represents the monetary amount of Impairment Of Long Lived Assets, Held For Use (Rounded), during the indicated time period.

No definition available.

Name:	fil_ImpairmentOfLongLivedAssetsHeldForUseRounded
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Represents the monetary amount of PASSUR NETWORK, Accumulated Depreciation (Rounded), during the indicated time period.

No definition available.

Name:	fil_PassurNetworkAccumulatedDepreciationRounded
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Represents the monetary amount of PASSUR NETWORK, Additions (Rounded), during the indicated time period.

No definition available.

Name:	fil_PassurNetworkAdditionsRounded
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Represents the monetary amount of PASSUR NETWORK, Disposals (Rounded), during the indicated time period.

No definition available.

Name:	fil_PassurNetworkDisposalsRounded
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Represents the monetary amount of PASSUR Network, Gross, as of the indicated date.

No definition available.

Represents the monetary amount of PASSUR Network, net, as of the indicated date.

No definition available.

No definition available.