INCOME TAXES - Schedule of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Current:
Federal	$ 503	$ 810	$ 2,611	$ 1,268
State and Local	153	158	223	158
Total Current Income Tax Expense (Benefit)	656	968	2,834	1,426
Deferred:
Federal	73,330	5,653	76,076	(3,797)
State and Local	8,858	897	9,530	(334)
Total Deferred Income Tax Expense (Benefit)	82,188	6,550	85,606	(4,131)
Total Income Tax Expense (Benefit)	$ 82,844	$ 7,518	$ 88,440	$ (2,705)