DISCONTINUED OPERATIONS Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain on discontinued operation	$ (6,000,000)
Assets held for sale, current (Note 15)	0	$ 1,183,000
Waste Services Segment [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Consideration at closing	$ 7,500,000
Non-compete agreement term	5 years
Amount retained by purchaser	$ 150,000,000
Transaction cost	350,000
Gain on discontinued operation	$ (6,031,000)	0
Recycling [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Assets held for sale, current (Note 15)		$ 398,000