9. Stock-Based Compensation: Schedule of Share-Based Compensation Expense (Details) - USD ($)	12 Months Ended
Oct. 31, 2018	Oct. 31, 2017
Stock-based compensation	$ 646,113	$ 578,372
Share-Based Compensation Expense (Rounded)	646,000	578,000
Cost of Sales
Stock-based compensation	25,000	27,000
Research and Development Expense
Stock-based compensation	110,000	113,000
Selling, General and Administrative Expenses
Stock-based compensation	$ 511,000	$ 438,000

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section S99
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
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-Subparagraph (h)(1)(i)
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