INTANGIBLE ASSETS AND GOODWILL (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		9 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]
Amortization Of Intangible Assets Including Impact Of Purchase Price Allocation Adjustments	$ 918	$ 1,124	$ 1,841	$ 1,164
Finite-Lived Intangible Assets, Gross	30,267		30,267			$ 30,284
Finite-Lived Intangible Assets, Accumulated Amortization	(20,348)		(20,348)			(18,528)
Intangible Assets, Net (Excluding Goodwill)	9,919		9,919			$ 11,756
Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	846	938	1,693	1,791
Selling and Marketing Expense [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	10	16	21	32
General and Administrative Expense [Member]
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	$ 62	$ 170	$ 127	$ (659)
Mac Warehouse, LLC [Member]
Finite-Lived Intangible Assets [Line Items]
Business Combination, Provisional Information, Initial Accounting Incomplete, Reasons					$ 1,400