Inventories

9 Months Ended

Sep. 30, 2011

Inventories [Abstract]

INVENTORIES

(3) INVENTORIES

	September 30,		December 31,
	2011		2010
	(In thousands)
Raw materials and system components	$	11,376	$	11,962
Work in process		—		17
Finished goods		2,040		3,155
Total inventories, net	$	13,416	$	15,134