9. Stock-Based Compensation: Schedule of Share-Based Compensation Expense (Details) - USD ($)	12 Months Ended
Oct. 31, 2019	Oct. 31, 2018
Stock-based compensation	$ 612,715	$ 646,113
Share-Based Compensation Expense (Rounded)	613,000	646,000
Cost of Sales
Stock-based compensation	17,000	25,000
Research and Development Expense
Stock-based compensation	110,000	110,000
Selling, General and Administrative Expenses
Stock-based compensation	$ 486,000	$ 511,000

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
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