INVENTORIES (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Mar. 31, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Inventory [Line Items]
Inventory adjustment for lower of cost or market	$ 0	$ 0		$ 0	$ 791
Raw Materials	2,154			2,154		$ 1,354
Finished Goods	499			499		652
Processing Costs	529			529		404
Total (unaudited)	3,182			3,182		2,410
Ferrous materials [Member]
Inventory [Line Items]
Inventory adjustment for lower of cost or market			$ 800
Stainless steel, ferrous and non-ferrous materials [Member]
Inventory [Line Items]
Raw Materials	2,154			2,154		1,354
Finished Goods	495			495		649
Processing Costs	529			529		404
Total (unaudited)	3,178			3,178		2,407
Other [Member]
Inventory [Line Items]
Raw Materials	0			0		0
Finished Goods	4			4		3
Processing Costs	0			0		0
Total (unaudited)	$ 4			$ 4		$ 3