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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional information (Details) € in Millions | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2017 | Oct. 31, 2019 USD ($) | Oct. 31, 2018 USD ($) | Oct. 31, 2017 USD ($) | Nov. 30, 2018 EUR (€)
Translation of Foreign Currencies |  |  |  |  |
Cumulative foreign currency translation adjustments |  | $ 10,000,000 |  |  |
Derivative financial instruments: |  |  |  |  |
Notional principal of foreign exchange contracts |  | 108,600,000 | $ 145,200,000 |  |
(Losses) gains, net of tax, related to cash flow hedges deferred in Accumulated Other Comprehensive Loss |  | 612,000 |  |  |
Unrealized gain (loss), net of tax, to be reclassified in next 12 months |  | 373,000 |  |  |
Gain (loss) on hedge ineffectiveness |  |  |  | $ 18,000 |
Property and Equipment |  |  |  |  |
Depreciation and amortization expense |  | 2,600,000 | 2,500,000 | 2,500,000 |
Research and Development Costs |  |  |  |  |
Research and development expenses |  | 4,400,000 | 4,700,000 | 4,200,000 |
Software Development Costs |  |  |  |  |
Capitalized costs |  | 1,800,000 | 2,300,000 | 2,300,000 |
Accumulated amortization |  | 19,500,000 | 18,500,000 |  |
Capitalized Computer Software, Amortization |  | 1,000,000 | 1,100,000 | 1,000,000 |
Goodwill and Intangible Assets |  |  |  |  |
Intangible assets amortization expense |  | 117,000 | $ 107,000 | $ 136,000 |
Expected future amortization expense, 2020 |  | 132,000 |  |  |
Expected future amortization expense, 2021 |  | 132,000 |  |  |
Expected future amortization expense, 2022 |  | 132,000 |  |  |
Expected future amortization expense, 2023 |  | 132,000 |  |  |
Expected future amortization expense, 2024 |  | $ 132,000 |  |  |
Income Tax |  |  |  |  |
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent | 35.00% | 21.00% | 23.00% | 34.00% |
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 |  | $ 804,000 |  |  |
Unrealized gain (loss), net of tax, recorded as cumulative translation adjustments in Accumulated Other Comprehensive Loss |  | $ 129,000 |  |  |
Derivative maturity date |  | November 2020 |  |  |
Euros [Member] | Designated as Hedging Instrument [Member] |  |  |  |  |
Derivative financial instruments: |  |  |  |  |
Notional principal of foreign exchange contracts |  | $ 16,500,000 |  |  |
Pounds Sterling [Member] | Designated as Hedging Instrument [Member] |  |  |  |  |
Derivative financial instruments: |  |  |  |  |
Notional principal of foreign exchange contracts |  | 5,400,000 |  |  |
New Taiwan Dollars [Member] | Designated as Hedging Instrument [Member] |  |  |  |  |
Derivative financial instruments: |  |  |  |  |
Notional principal of foreign exchange contracts |  | 18,700,000 |  |  |
New Taiwan Dollars [Member] | Not Designated as Hedging Instrument [Member] |  |  |  |  |
Derivative financial instruments: |  |  |  |  |
Notional principal of foreign exchange contracts |  | $ 28,200,000 |  |  |
Forward Contracts Denominated In Euros Pounds Sterling And New Taiwan [Member] | Designated as Hedging Instrument [Member] |  |  |  |  |
Derivative financial instruments: |  |  |  |  |
Derivative maturity date |  | November 2019 through October 2020 |  |  |
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 |  | $ 36,300,000 |  |  |
Derivative maturity date |  | November 2019 through October 2020 |  |  |
Hurco Automation Ltd [Member] |  |  |  |  |
Consolidation |  |  |  |  |
Ownership interest |  | 35.00% |  |  |
Equity investment in affiliate |  | $ 4,200,000 | $ 4,000,000 |  |

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