INCOME TAXES (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
INCOME TAXES [Abstract]
Provision for income taxes	$ 50	$ 50	$ 150	$ 244
Effective income tax rate	1.40%	3.60%	5.60%	3.50%