DEBT AGREEMENTS (Details) € in Millions, ¥ in Millions, $ in Millions, $ in Millions	1 Months Ended
	Dec. 31, 2018 USD ($)	Apr. 30, 2020 TWD ($)	Apr. 30, 2020 CNY (¥)	Apr. 30, 2020 EUR (€)	Apr. 30, 2020 USD ($)	Mar. 31, 2019 TWD ($)	Mar. 31, 2019 CNY (¥)
Line Of Credit Agreement 2018 [Member]
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity	$ 40.0				$ 40.0
Minimum working capital requirement	125.0
Minimum tangible net worth requirement	$ 170.0
Line of Credit, interest rate description	Borrowings under the 2018 Credit Agreement bear interest at floating rates based on, at our option, either (i) a LIBOR-based rate, or other alternative currency-based rate approved by the lender, plus 0.75% per annum, or (ii) a base rate (which is the highest of (a) the federal funds rate plus 0.50%, (b) the prime rate or (c) the one month LIBOR-based rate plus 1.00%), plus 0.00% per annum. Outstanding letters of credit will carry an annual rate of 0.75%.
Line of credit, maturity date	Dec. 31, 2020
Allowable investments in subsidiaries	$ 10.0
Borrowings available under credit facility					$ 51.3
Line of Credit Facility, Covenant Terms	The 2018 Credit Agreement contains customary affirmative and negative covenants and events of default, including covenants (1) restricting us from making certain investments, loans, advances and acquisitions (but permitting us to make investments in subsidiaries of up to $10.0 million); (2) restricting us from making certain payments, including (a) cash dividends, except that we may pay cash dividends as long as immediately before and after giving effect to such payment, the sum of the unused amount of the commitments under the 2018 Credit Agreement plus our cash on hand is not less than $10.0 million, and as long as we are not in default before and after giving effect to such dividend payments and (b) payments made to repurchase shares of our common stock, except that we may repurchase shares of our common stock as long as we are not in default before and after giving effect to such repurchases and the aggregate amount of payments made by us for all such repurchases during any fiscal year does not exceed $10.0 million; (3) requiring that we maintain a minimum working capital of $125.0 million; and (4) requiring that we maintain a minimum tangible net worth of $170.0 million.
Hurco BV [Member] | Line Of Credit Agreement 2018 [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Description	On December 31, 2018, we and our subsidiary Hurco B.V. entered into a new credit agreement , which was amended by that certain First Amendment dated March 13, 2020 (as amended, the "2018 Credit Agreement"), with Bank of America, N.A., as the lender. The 2018 Credit Agreement provides for an unsecured revolving credit and letter of credit facility in a maximum aggregate amount of $40.0 million. The 2018 Credit Agreement provides that the maximum amount of outstanding letters of credit at any one time may not exceed $10.0 million, the maximum amount of outstanding loans made to our subsidiary Hurco B.V. at any one time may not exceed $20.0 million, and the maximum amount of all outstanding loans denominated in alternative currencies at any one time may not exceed $20.0 million.
Germany [Member]
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity | €				€ 1.5
China, Yuan Renminbi
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity | ¥							¥ 32.5
Taiwan, New Dollars
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity						$ 150
Taiwan credit facility [Member]
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity		$ 150
China credit facility [Member]
Line of Credit Facility [Line Items]
Line of credit, maximum borrowing capacity | ¥			¥ 32.5