Note 7 - Inventory (Tables)

9 Months Ended

Sep. 30, 2016

Notes Tables

Schedule of Inventory, Current [Table Text Block]

	September 30,			December 31,
(in thousands)	2016			2015
Raw materials	$	9,226		$	8,589
Work in process		1,105			1,529
Total inventory		10,331			10,118
Allowance for obsolescence		(401	)		(347	)
Inventory, net of allowance	$	9,930		$	9,771