OPERATING SEGMENTS TOTAL (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
OPERATING SEGMENTS Total Details
Total Operating revenue	$ 843	$ 1,004	$ 2,574	$ 2,896
Total Operating expenses	636	898	2,009	2,620
Total Depreciation, depletion and amortization	107	228	380	550
Total Lease expense	251	245	748	735
Total Total Operating Expenses	994	1,371	3,137	3,905
Total Interest income	6	6	17	6
Total Interest expense	(8)	(12)	(26)	(54)
Total Recovery of bad debt expense	0	306	0	1,430
Total Other income	(11)	(8)	(21)	(24)
Total Segment operating income	$ (164)	$ (75)	$ (593)	$ 349