INVENTORIES (Details) (USD $)	9 Months Ended
	Sep. 30, 2012	Dec. 31, 2011
Inventory [Line Items]
Replacement parts, depreciation	1 year
Raw Materials	$ 17,542,000	$ 16,256,000
Finished Goods	1,038,000	1,511,000
Processing Costs	1,076,000	777,000
Total	19,656,000	18,544,000
Stainless steel, ferrous and non-ferrous materials [Member]
Inventory [Line Items]
Raw Materials	16,103,000	14,633,000
Finished Goods	941,000	1,409,000
Processing Costs	1,076,000	777,000
Total	18,120,000	16,819,000
Waste equipment machinery [Member]
Inventory [Line Items]
Raw Materials	0	0
Finished Goods	61,000	39,000
Processing Costs	0	0
Total	61,000	39,000
Other [Member]
Inventory [Line Items]
Raw Materials	0	0
Finished Goods	36,000	63,000
Processing Costs	0	0
Total	36,000	63,000
Total inventories for sale [Member]
Inventory [Line Items]
Raw Materials	16,103,000	14,633,000
Finished Goods	1,038,000	1,511,000
Processing Costs	1,076,000	777,000
Total	18,217,000	16,921,000
Replacement parts [Member]
Inventory [Line Items]
Raw Materials	1,439,000	1,623,000
Finished Goods	0	0
Processing Costs	0	0
Total	1,439,000	1,623,000
Inventory Valuation and Obsolescence [Member]
Inventory [Line Items]
Increase in cost of goods sold	$ 352,100