INVENTORIES (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Dec. 31, 2013
Inventory [Line Items]
Replacement parts, depreciation	1 year
Raw Materials	$ 9,446	$ 6,406
Finished Goods	1,438	1,776
Processing Costs	1,186	600
Total (unaudited in 2014)	12,070	8,782
Stainless steel, ferrous and non-ferrous materials [Member]
Inventory [Line Items]
Raw Materials	8,006	4,856
Finished Goods	1,343	1,697
Processing Costs	1,186	600
Total (unaudited in 2014)	10,535	7,153
Waste equipment machinery [Member]
Inventory [Line Items]
Raw Materials	0	0
Finished Goods	52	49
Processing Costs	0	0
Total (unaudited in 2014)	52	49
Other [Member]
Inventory [Line Items]
Raw Materials	0	0
Finished Goods	43	30
Processing Costs	0	0
Total (unaudited in 2014)	43	30
Total inventories for sale [Member]
Inventory [Line Items]
Raw Materials	8,006	4,856
Finished Goods	1,438	1,776
Processing Costs	1,186	600
Total (unaudited in 2014)	10,630	7,232
Replacement parts [Member]
Inventory [Line Items]
Raw Materials	1,440	1,550
Finished Goods	0	0
Processing Costs	0	0
Total (unaudited in 2014)	$ 1,440	$ 1,550