INVENTORIES (Tables)

6 Months Ended

Jun. 30, 2012

Inventory Disclosure [Abstract]

Schedule of Inventories

	June 30, 2012			December 31, 2011
Raw materials	$	7,725		$	7,756
Work in process		4,095			3,724
Finished goods		4,359			3,988
Spare parts and supplies		918			920
		17,097			16,388
Allowance for obsolete inventory		(620	)		(617	)
Inventories, net	$	16,477		$	15,771