Income Taxes (Narrative) (Details) - USD ($)		3 Months Ended	12 Months Ended
		Jul. 31, 2015	Oct. 31, 2015	Oct. 31, 2014
Income Taxes Details [Line Items]
Income tax expense (benefit)			$ (3,549,000)	$ (176,000)
Reversal of valuation allowance		$ (3,111,000)
Foreign deferred income tax benefit			544,000	197,000
Alternative minimum tax credit carry forwards			193,000
Valuation allowance			(963,000)	(4,708,000)
Increase (decrease) in valuation allowance			$ (3,745,000)	48,000
Valuation allowance assessment, cumulative income measurement period			3 years
Valuation allowance assessment, income before taxes, measurement period			2 years
NOL carry forward, income tax deductions in excess of previously recorded tax benefits			$ 2,800,000
NOL carry forward tax benefit			1,032,000
Unrecognized tax benefits increase (decrease)			4,000	$ 3,000
Effective tax rate, lower			41,000
Effective tax rate, no impact			20,000
Deferred tax asset, current and noncurrent			3,342,000
Current deferred tax assets	[1]
Excess tax benefit			0	$ 0
New Accounting Pronouncement, Early Adoption, Effect [Member]
Income Taxes Details [Line Items]
Reclassification of deferred income taxes				20,000
Federal, State And Provincial [Member]
Income Taxes Details [Line Items]
Income tax expense (benefit)			106,000	$ 21,000
Federal [Member]
Income Taxes Details [Line Items]
NOL carry forward			10,100,000
Federal And State [Member]
Income Taxes Details [Line Items]
General business credit carry forwards			299,000
Foreign [Member]
Income Taxes Details [Line Items]
NOL carry forward			4,300,000
State [Member]
Income Taxes Details [Line Items]
NOL carry forward			1,700,000
Tax Year 2016 Expiration [Member] | State [Member]
Income Taxes Details [Line Items]
NOL carry forward			$ 166,000

[1] The Balance Sheet was also affected by the reclassification of deferred taxes to non-current.