Note 4 - Inventories (Tables)

3 Months Ended

Mar. 31, 2014

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	March 31, 2014		December 31, 2013
Raw Materials	$	2,371	$	2,108
Work-in-Process		922		903
Finished Goods		276		321
Total	$	3,569	$	3,332