11. Concentration Risk Disclosure (Details) - USD ($)	12 Months Ended
	Oct. 31, 2017	Oct. 31, 2016
Foreign Sales	$ 320,000	$ 206,000
Total Revenue
Concentration Risk, Customer	Three customers accounted for 52%, or $7,165,000, of total revenues in fiscal year 2017. One customer accounted for 22% or $2,988,000, a second customer accounted for 19% or $2,637,000, and a third customer accounted for 11% or $1,540,000 of total revenues in fiscal year 2017	Three customers accounted for 45%, or $6,698,000, of total revenues in fiscal year 2016. One customer accounted for 17% or $2,555,000, a second customer accounted for 17% or $2,460,000, and a third customer accounted for 11% or $1,683,000 of total revenues in fiscal year 2016
Total Accounts Receivable
Concentration Risk, Customer	the Company had three customers each of which accounted for 10% or more of the accounts receivable balance. One customer accounted for 21%, or $309,000, a second customer accounted for 16%, or $242,000, and a third customer accounted for 15%, or $218,000	the Company had three customers each of which accounted for 10% or more of the accounts receivable balance. One customer accounted for 30%, or $330,000, and a second customer accounted for 21%, or $226,000 and a third customer accounted for 14% or $157,000