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Inventories

6 Months Ended

Jun. 30, 2018

Inventory Disclosure [Abstract]

Inventories

Inventories at June 30, 2018 and December 31, 2017 consisted of the following:



(in thousands)	June 30, 2018				December 31, 2017
Raw material	$	1,723			$	2,148
Work-in-process	1,492				6,585
Finished goods	23,266				14,647
Supplies	797				729
Total inventories	$	27,278			$	24,109