Inventories (Tables)

3 Months Ended

Mar. 31, 2019

Inventory Disclosure [Abstract]

Inventories

Inventories at March 31, 2019 and December 31, 2018, consisted of the following (in thousands):

	March 31, 2019		December 31, 2018
Work-in-process	$	4,342	$	3,075
Finished goods		11,436		10,464
Total inventories	$	15,778	$	13,539