Note 4 - Inventories

12 Months Ended

Dec. 31, 2016

Notes to Financial Statements

Inventory Disclosure [Text Block]

(4) Inventories

Inventories consist of the following (in thousands):

	December 31,
	2016		2015
Raw materials	$	7,111	$	7,506
Work in process		1,354		1,192
Finished goods		5,686		5,504
Total Inventory	$	14,151	$	14,202