Note 4 - Inventory

9 Months Ended

Sep. 30, 2019

Notes to Financial Statements

Inventory Disclosure [Text Block]

4. Inventory

Inventory consists of the following at

September 30, 2019

and

December 

31,

2018:

(In thousands)	September 30, 2019		December 31, 2018
Raw materials	$	1,343	$	1,453
Work in progress		887		652
Finished goods		3,464		1,404
Total	$	5,694	$	3,509