Note 7 - Inventory (Tables)

6 Months Ended

Jun. 30, 2015

Notes Tables

Schedule of Inventory, Current [Table Text Block]

	June 30,			December 31,
(in thousands)	2015			2014
Raw materials	$	6,108		$	5,728
Work in process		922			653
Total inventory		7,030			6,381
Allowance for obsolescence		(202	)		(187	)
Inventory, net of allowance	$	6,828		$	6,194