INCOME TAXES - Reconciliation of Tax (Benefit) Provision (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income Tax Disclosure [Abstract]
Federal	$ 0	$ 0	$ (886)
State	(30)	(76)	(41)
Total current	(30)	(76)	(927)
Federal	1,744	(18,293)	9,951
State	301	(3,163)	2,169
Total deferred	2,045	(21,456)	12,120
Tax provision (benefit)	$ 2,015	$ (21,532)	$ 11,193