DISCONTINUED OPERATIONS (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Gain on the sale of business	$ (6,000,000)
Net income	7,320,000	$ 1,413,000
Disposal Group, Including Discontinued Operation, Additional Disclosures [Abstract]
Gain on sale of property and equipment	(320,000)	(74,000)
Receivables	7,278,000	1,233,000
Inventories	2,029,000	88,000
Other assets	128,000	(460,000)
Accounts payable	(470,000)	(2,712,000)
Other current liabilities	66,000	(128,000)
Net cash provided by operating activities	1,783,000	1,832,000
Proceeds from sale of property and equipment	2,117,000	82,000
Purchases of property and equipment	(21,000)	(45,000)
Net cash used in by investing activities	6,644,000	(290,000)
Waste Services Segment [Member]
Disposal Group, Including Discontinued Operation, Assets, Current [Abstract]
Accounts receivable - trade, net		737,000
Inventories		48,000
Total current assets		785,000
Disposal Group, Including Discontinued Operation, Assets, Noncurrent [Abstract]
Net property and equipment		1,179,000
Other assets		12,000
Total Assets		1,976,000
Disposal Group, Including Discontinued Operation, Liabilities, Current [Abstract]
Accounts payable		828,000
Other current liabilities		40,000
Total current liabilities		868,000
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Revenue from services and product sales	7,402,000	7,313,000
Cost of sales for services	5,486,000	5,188,000
Selling, general, and administrative expenses	678,000	746,000
Gain on the sale of business	(6,031,000)	0
Net income	7,320,000	1,413,000
Disposal Group, Including Discontinued Operation, Additional Disclosures [Abstract]
Net income from discontinued operations	7,320,000	1,413,000
Depreciation and amortization	402,000	436,000
Gain on sale of property and equipment	(51,000)	(34,000)
Net cash provided by operating activities	1,783,000	1,832,000
Net cash used in by investing activities	6,644,000	(290,000)
Discontinued Operations | Waste Services Segment [Member]
Disposal Group, Including Discontinued Operation, Additional Disclosures [Abstract]
Gain on sale of property and equipment	(51,000)	(34,000)
Receivables	(103,000)	223,000
Inventories	10,000	6,000
Other assets	12,000	168,000
Accounts payable	172,000	(352,000)
Other current liabilities	52,000	(28,000)
Proceeds from sale of property and equipment	76,000	57,000
Proceeds from sale of business, net of disposal costs	7,000,000	0
Purchases of property and equipment	$ (432,000)	$ (347,000)