Note 8 - Inventories (Tables)

3 Months Ended

Mar. 31, 2016

Notes Tables

Schedule of Inventory, Current [Table Text Block]

	March 31,		December 31,
	2016		2015
Raw materials	$	6,059	$	5,780
Work-in-process		5,647		5,656
Finished goods		4,059		3,502
Total	$	15,765	$	14,938