DEBT AGREEMENTS (Details) $ in Thousands, € in Millions, ¥ in Millions, $ in Millions	9 Months Ended
	Jul. 31, 2022 USD ($)	Jul. 31, 2022 TWD ($)	Jul. 31, 2022 CNY (¥)	Jul. 31, 2022 EUR (€)	Mar. 31, 2019 TWD ($)	Mar. 31, 2019 CNY (¥)
Line of Credit Facility [Line Items]
Line of credit	$ 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%
Line of Credit, covenant, minimum cash on hand before dividends are paid	$ 10,000
Minimum working capital requirement	125,000
Minimum tangible net worth requirement	176,500
Line of Credit, covenant, maximum annual share repurchase	$ 10,000
Line of credit, maturity date	Dec. 31, 2023
Allowable investments in alternative investments	$ 10,000
Borrowings available under credit facility	51,400
Hurco BV [Member] | Line Of Credit Agreement 2018 [Member]
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity	$ 20,000
SOFR | Line Of Credit Agreement 2018 [Member]
Line of Credit Facility [Line Items]
Variable interest rate	1.00%
Federal funds | Line Of Credit Agreement 2018 [Member]
Line of Credit Facility [Line Items]
Variable interest rate	0.50%
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