OPERATING SEGMENTS CORPORATE (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
OPERATING SEGMENTS Corporate Details
Corporate Operating revenue	$ 0
Corporate Operating expenses	101	$ 155	$ 267	$ 309
Corporate Depreciation, depletion and amortization	0
Corporate Lease expense	0
Corporate Total Operating Expenses	101	155	267	309
Corporate Interest income	0
Corporate Interest expense	0
Corporate Recovery of bad debt expense		386		1,124
Corporate Other income	(5)	(8)		(16)
Corporate Segment operating income	$ (106)	$ 223	$ (267)	$ 799