INCOME TAXES - COMPONENTS OF INCOME (LOSS) BEFORE TAXES (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Domestic	$ (9,441)	$ (1,872)	$ 3,602
Foreign	(4,352)	(711)	205
Income (loss) before income taxes	$ (13,793)	$ (2,583)	$ 3,807