TAXES - Income Tax Provision (Benefit) Components (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income tax provision (benefit)
Federal	$ (24,576)	$ 6,080	$ 8,680
State	123	336	518
Current tax (benefit) provision	(24,453)	6,416	9,198
Federal	15,096	1,215	(659)
State	677	129	12
Deferred tax provision (benefit)	15,773	1,344	(647)
Total tax (benefit) provision	$ (8,680)	$ 7,760	$ 8,551