2. Inventories (Tables)

9 Months Ended

Sep. 30, 2013

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	September 30,		December 31,
	2013		2012
	(In thousands)
Raw materials and purchased component parts	$	7,930	$	6,871
Work-in-process		69		-
Finished goods		4,897		3,450
	$	12,896	$	10,321