Inventories (Tables)

9 Months Ended

Sep. 30, 2016

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

Inventories net of reserves are summarized as follows:

	September 30, 2016		December 31, 2015
Raw Materials	$	4,077	$	4,820
Work in Process		1,560		1,732
Finished Goods		4,344		4,913
		9,981		11,465
Less current inventory		(5,199)		(5,595)
		4,782		5,870
Less reserve for slow moving and excess inventory		(3,790)		(4,426)
	$	992	$	1,444