3. Inventories (Tables)

6 Months Ended

Jun. 30, 2012

Schedule of Inventory, Current [Table Text Block]

	June 30,			December 31,
	2012			2011
	(In thousands)
Raw materials and purchased component parts		$	8,579		$	6,863
Work-in-process			56			71
Finished goods			2,870			7,217
		$	11,505		$	14,151