Note 6 - Inventories

6 Months Ended

Jun. 30, 2018

Notes to Financial Statements

Inventory Disclosure [Text Block]

( 6 ) Inventories

Inventories are stated at the lower of cost (determined using the

first

-in,

first

-out method) or net realizable value, and consist of the following at the stated dates (in thousands):

	June 30, 2018		December 31, 2017
Raw materials	$	9,193	$	6,898
Work in process		3,710		1,207
Finished goods		5,829		4,758
Total inventory	$	18,732	$	12,863