DEBT AGREEMENTS (Narrative) (Details) $ in Thousands, € in Millions, ¥ in Millions, $ in Millions	3 Months Ended
	Jan. 31, 2024 USD ($)	Jan. 31, 2024 TWD ($)	Jan. 31, 2024 CNY (¥)	Jan. 31, 2024 EUR (€)	Oct. 31, 2023 USD ($)	Mar. 31, 2019 TWD ($)	Mar. 31, 2019 CNY (¥)
Line of Credit Facility [Line Items]
Line of credit amount outstanding	$ 0				$ 0
Line Of Credit Agreement 2018 [Member]
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity	40,000
Line of credit, maximum borrowing capacity in alternative currencies	$ 20,000
Variable interest rate	0.00%
Minimum working capital requirement	$ 125,000
Minimum tangible net worth requirement	$ 176,500
Line of credit, maturity date	Dec. 31, 2025
Allowable investments in alternative investments	$ 10,000
Borrowings available under credit facility	51,000
Line of Credit, covenant, minimum cash on hand before dividends are paid	10,000
Line of Credit, covenant, maximum annual share repurchase	25,000
Hurco BV [Member] | Line Of Credit Agreement 2018 [Member]
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity	$ 20,000
Federal funds | Line Of Credit Agreement 2018 [Member]
Line of Credit Facility [Line Items]
Variable interest rate	0.50%
SOFR | Line Of Credit Agreement 2018 [Member]
Line of Credit Facility [Line Items]
Variable interest rate	1.00%
Letter of Credit [Member] | Line Of Credit Agreement 2018 [Member]
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity	$ 10,000
Stated interest rate	1.00%	1.00%	1.00%	1.00%
Revolving Credit Facility [Member] | Line Of Credit Agreement 2018 [Member]
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity	$ 40,000
Revolving Credit Facility [Member] | Germany [Member]
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity | €				€ 1.5
Taiwan credit facility [Member]
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity		$ 150				$ 150
China credit facility [Member]
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity | ¥			¥ 32.5				¥ 32.5