SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) € in Millions	12 Months Ended
	Oct. 31, 2017 USD ($)	Oct. 31, 2016 USD ($)	Oct. 31, 2015 USD ($)	Nov. 30, 2016 EUR (€)
Translation of Foreign Currencies
Cumulative foreign currency translation adjustments	$ 7,400,000
Derivative financial instruments:
Notional principal of foreign exchange contracts	134,300,000	$ 125,600,000
(Losses) gains, net of tax, related to cash flow hedges deferred in Accumulated Other Comprehensive Loss	(790,000)
Unrealized gain (loss), net of tax, to be reclassified in next 12 months	(636,000)
Gain (loss) on hedge ineffectiveness	18,000	18,000
Property and Equipment
Depreciation and amortization expense	2,500,000	2,500,000	$ 2,200,000
Research and Development Costs
Research and development expenses	4,200,000	4,900,000	3,900,000
Software Development Costs
Capitalized costs	2,300,000	2,200,000	1,400,000
Accumulated amortization	17,400,000	16,500,000
Capitalized Computer Software, Amortization	1,000,000	1,200,000	1,000,000
Goodwill and Intangible Assets
Intangible assets amortization expense	136,000	137,000	$ 207,000
Expected future amortization expense, 2018	120,000
Expected future amortization expense, 2019	120,000
Expected future amortization expense, 2020	120,000
Expected future amortization expense, 2021	120,000
Expected future amortization expense, 2022	120,000
Undistributed Earnings of Foreign Subsidiaries	92,900,000
Forward Contracts [Member] | Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts | €				€ 3.0
Realized gain on net investment hedge	809,000
Unrealized gain (loss), net of tax, recorded as cumulative translation adjustments in Accumulated Other Comprehensive Loss	$ (140,000)
Derivative maturity date	November 2017 through October 2018
Forward Contracts [Member] | Not Designated as Hedging Instrument [Member]
Derivative financial instruments:
Derivative maturity date	November 2017 through October 2018
Euros [Member] | Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts	$ 31,600,000
Pounds Sterling [Member] | Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts	8,500,000
New Taiwan Dollars [Member] | Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts	31,200,000
New Taiwan Dollars [Member] | Not Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts	32,600,000
Forward Contracts Denominated In Euros Pounds Sterling and South African Rand [Member] | Not Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts	$ 28,100,000
Hurco Automation Ltd [Member]
Consolidation
Ownership interest	35.00%
Equity investment in affiliate	$ 3,600,000	$ 3,600,000