ACCOUNTING POLICIES (Details 4) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Finite-Lived Intangible Assets
Asset Impairment Charges	$ 0	$ 0
Amortization of Intangible Assets	923,000	1,481,000
Amortization Of Intangible Assets Including Impact Of Purchase Price Allocation Adjustments	923,000	39,000
Intangible assets subject to amortization, gross	30,267,000		$ 30,284,000
Less: accumulated amortization of intangible assets subject to amortization	(19,430,000)		(18,528,000)
Intangible assets, net	$ 10,837,000		$ 11,756,000
Finite-Lived Intangible Assets, Remaining Amortization Period	5 years 6 months 6 days
Technology
Finite-Lived Intangible Assets
Amortization of Intangible Assets	$ 847,000	853,000
Sales and marketing
Finite-Lived Intangible Assets
Amortization of Intangible Assets	11,000	16,000
General and administrative
Finite-Lived Intangible Assets
Amortization of Intangible Assets	$ 65,000	$ (830,000)