INVENTORIES (Tables)

9 Months Ended

Sep. 30, 2017

Inventory Disclosure [Abstract]

Schedule of Inventories for ferrous and non-ferrous materials

Inventories for ferrous and non-ferrous materials as of September 30, 2017 and December 31, 2016 consist of the following: 

	September 30, 2017
	(unaudited)		December 31, 2016
	(in thousands)
Raw materials	$	2,296	$	2,222
Finished goods	862		805
Processing costs	589		410
Total inventories for sale	$	3,747	$	3,437