INVENTORIES (Tables)

9 Months Ended

Sep. 30, 2019

Inventory Disclosure [Abstract]

Schedule of Inventories for ferrous and non-ferrous materials

Inventories for ferrous and non-ferrous materials as of September 30, 2019 and December 31, 2018 consist of the following: 

	September 30, 2019
	(unaudited)		December 31, 2018
	(in thousands)
Raw materials	$	2,366	$	4,485
Finished goods	895		1,284
Processing costs	729		1,165
Total inventories for sale	$	3,990	$	6,934