SEGMENT INFORMATION (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014 segments	Mar. 31, 2013	Dec. 31, 2013
Segment Reporting Information [Line Items]
Number of reportable segments	2
Recycling revenues	$ 24,002	$ 33,271
Equipment sales, service and leasing revenues	556	541
Management fees	1,117	946
Cost of sales	(24,905)	(33,334)
Selling, general and administrative expenses	(1,210)	(1,859)
Loss before other income (expense)	(440)	(435)
Segment assets	39,905	64,399	44,032
Recycling [Member]
Segment Reporting Information [Line Items]
Recycling revenues	24,002	33,271
Equipment sales, service and leasing revenues	0	0
Management fees	0	0
Cost of sales	(23,769)	(32,306)
Selling, general and administrative expenses	(376)	(723)
Loss before other income (expense)	(143)	242
Segment assets	31,235	52,788
Waste Services [Member]
Segment Reporting Information [Line Items]
Recycling revenues	0	0
Equipment sales, service and leasing revenues	556	541
Management fees	1,117	946
Cost of sales	(1,136)	(1,028)
Selling, general and administrative expenses	(249)	(206)
Loss before other income (expense)	288	253
Segment assets	2,283	1,990
All Other Segments [Member]
Segment Reporting Information [Line Items]
Recycling revenues	0	0
Equipment sales, service and leasing revenues	0	0
Management fees	0	0
Cost of sales	0	0
Selling, general and administrative expenses	(585)	(930)
Loss before other income (expense)	(585)	(930)
Segment assets	$ 6,387	$ 9,621