INCOME TAXES (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Current income tax provision/(benefit):
Federal		$ 7,264	$ 4,034	$ 20
State		611	273	0
Total		7,875	4,307	20
Deferred income tax (benefit)/provision:
Federal		(1,468)	2,113	635
State		(409)	154	(221)
Total		(1,877)	2,267	414
Change in valuation allowance	$ (16,700)	0	(16,726)	(414)
Excess tax benefit from stock-based compensation awards		360	784	0
Tax provision/(benefit) from continuing operations		6,358	(9,368)	20
Tax provision from discontinued operation		0	0	38
Total provision/(benefit) for income taxes		$ 6,358	$ (9,368)	$ 58