2. Property and Equipment, net: Property and Equipment, net (Details) - USD ($)	12 Months Ended
Oct. 31, 2021	Oct. 31, 2020
Property, Plant and Equipment, Gross	$ 4,860,000	$ 4,822,000
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	4,767,000	4,564,000
Property, Plant and Equipment, Net (Rounded)	93,000	258,000
Leasehold Improvements
Property, Plant and Equipment, Gross	$ 4,000	4,000
Leasehold Improvements \| Minimum
Property, Plant and Equipment, Useful Life	3 years
Leasehold Improvements \| Maximum
Property, Plant and Equipment, Useful Life	5 years
Equipment
Property, Plant and Equipment, Gross	$ 4,851,000	4,789,000
Equipment \| Minimum
Property, Plant and Equipment, Useful Life	5 years
Equipment \| Maximum
Property, Plant and Equipment, Useful Life	10 years
Furniture and Fixtures
Property, Plant and Equipment, Gross	$ 5,000	$ 29,000
Furniture and Fixtures \| Minimum
Property, Plant and Equipment, Useful Life	5 years
Furniture and Fixtures \| Maximum
Property, Plant and Equipment, Useful Life	10 years

Represents the monetary amount of Property, Plant and Equipment, Net (Rounded), as of the indicated date.

No definition available.

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- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.14)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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- Definition

Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.13)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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- Definition

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

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