INCOME TAXES (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Federal
Current	$ 0	$ 0	$ 0
Deferred	15,582	15,995	35,881
Total	15,582	15,995	35,881
State
Current	3	3	3
Deferred	2,086	(126)	943
Total	2,089	(123)	946
Total
Current	3	3	3
Deferred	17,668	15,869	36,824
Total income tax	$ 17,671	$ 15,872	$ 36,827