INCOME TAXES (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Current Income Taxes:
U.S. Federal
U.S. states	$ (19)
United Kingdom	(831)	$ (1,640)
Total current expense	$ (850)	(1,640)
Deferred Income Taxes:
U.S. Federal		$ 21,345
U.S. states
United Kingdom	$ 1,095	$ 1,834
Total deferred benefit	1,095	23,179
Total income tax benefit	$ (1,095)	$ (28,551)