INCOME TAXES (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Income Tax Disclosure [Abstract]
Income before income taxes	$ (734)	$ (3,545)	$ (1,380)	$ 442
Total income tax benefit	(530)	(1,875)	(1,966)	(1,941)
Cash paid for income taxes	1	0	114	30
Excess tax benefits related to employee share-based compensation	$ 100	$ 800	1,500	$ 2,100
Net deferred tax liability			$ 9,700