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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) € in Millions		1 Months Ended	12 Months Ended
	Jan. 02, 2018	Dec. 31, 2017 USD ($)	Dec. 31, 2018	Oct. 31, 2018 USD ($)	Oct. 31, 2017 USD ($)	Oct. 31, 2016 USD ($)	Nov. 30, 2017 EUR (€)
Translation of Foreign Currencies
Cumulative foreign currency translation adjustments				$ 10,600,000
Derivative financial instruments:
Notional principal of foreign exchange contracts				145,200,000	$ 134,300,000
(Losses) gains, net of tax, related to cash flow hedges deferred in Accumulated Other Comprehensive Loss				156,000
Unrealized gain (loss), net of tax, to be reclassified in next 12 months				605,000
Gain (loss) on hedge ineffectiveness					18,000	$ 18,000
Property and Equipment
Depreciation and amortization expense				2,500,000	2,500,000	2,500,000
Research and Development Costs
Research and development expenses				4,700,000	4,200,000	4,900,000
Software Development Costs
Capitalized costs				2,300,000	2,300,000	2,200,000
Accumulated amortization				18,500,000	17,400,000
Capitalized Computer Software, Amortization				1,100,000	1,000,000	1,200,000
Goodwill and Intangible Assets
Intangible assets amortization expense				107,000	$ 136,000	$ 137,000
Expected future amortization expense, 2019				117,000
Expected future amortization expense, 2020				117,000
Expected future amortization expense, 2021				117,000
Expected future amortization expense, 2022				117,000
Expected future amortization expense, 2023				$ 117,000
Income Tax
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	35.00%		23.00%	34.00%	34.00%
Tax Cuts and Jobs Act Of 2017, effect of change in tax rate		$ 600,000		$ 596,000
Tax Cuts and Jobs Act Of 2017, effect of transition tax on deemed repatriation of accumulated foreign earnings		2,200,000
Tax Cuts and Jobs Act 2017, total impact on income tax expense (benefit)		$ 2,800,000
Subsequent Event [Member]
Income Tax
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent			21.00%
Forward Contracts NOT Designated as Hedging Instrument [Member]
Derivative financial instruments:
Derivative maturity date				November 2018 through July 2019.
Forward Contracts Designated as Net Investment Hedge [Member] | Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts | €							€ 3.0
Realized gain on net investment hedge				$ 652,000
Unrealized gain (loss), net of tax, recorded as cumulative translation adjustments in Accumulated Other Comprehensive Loss				$ 153,000
Derivative maturity date				November 2019
Euros [Member] | Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts				$ 32,900,000
Pounds Sterling [Member] | Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts				9,600,000
New Taiwan Dollars [Member] | Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts				34,300,000
New Taiwan Dollars [Member] | Forward Contracts NOT Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts				37,600,000
Forward Contracts Denominated In Euros Pounds Sterling and South African Rand [Member] | Forward Contracts NOT Designated as Hedging Instrument [Member]
Derivative financial instruments:
Notional principal of foreign exchange contracts				$ 22,400,000
Forward Contracts Designated as Hedging Instrument [Member]
Derivative financial instruments:
Derivative maturity date				November 2018 through November 2019
Hurco Automation Ltd [Member]
Consolidation
Ownership interest				35.00%
Equity investment in affiliate				$ 4,000,000	$ 3,600,000

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-Paragraph 20
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109240241&loc=d3e32211-110900

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