Income Taxes (Narrative) (Details) - USD ($)	3 Months Ended		9 Months Ended		12 Months Ended
	Jul. 31, 2017	Jul. 31, 2016	Jul. 31, 2017	Jul. 31, 2016	Oct. 31, 2016
Income Taxes Details [Line Items]
Income tax expense (benefit)	$ 645,000	$ 273,000	$ 833,000	$ 460,000
Income (loss) before taxes	1,405,000	$ 533,000	1,327,000	$ 761,000
Consolidated pre-tax income, excluding the Medisot Belgium S.P.R.L. loss			$ 1,658,000
Effective income tax rate			50.20%
General business credit carry forwards	461,000		$ 461,000
Alternative minimum tax credit carry forwards	266,000		266,000
Effective tax rate, lower	67,000		67,000
Effective tax rate, no impact	34,000		34,000
Reserve for uncertain tax positions	101,000		101,000		$ 92,000
Income tax deductions					2,800,000
Federal [Member]
Income Taxes Details [Line Items]
Domestic income tax benefit			$ 754,000
Effective tax rate (as a percentage)			40.90%
Valuation allowance					1,951,000
NOL carry forward					6,500,000
Foreign [Member]
Income Taxes Details [Line Items]
Valuation allowance					772,000
NOL carry forward					$ 4,800,000
Mgc Diagnostics Belgium S.p.r.l. [Member]
Income Taxes Details [Line Items]
Income (loss) before taxes	97,000		$ 331,000
Medisoft SA [Member]
Income Taxes Details [Line Items]
Deferred tax assets, tax expense	$ 79,000		$ 79,000