INCOME TAXES (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
INCOME TAXES
Effective tax rate (as a percent)	0.10%	27.40%
Unrecognized Tax Benefits	$ 8,400		$ 8,300
Possible reduction in the provision for income taxes if the unrecognized tax benefits were recognized	300
Penalties accrued on unrecognized tax benefits	0
Change in net operating losses deferred tax asset	$ (8,100)