OTHER (EXPENSE) INCOME, NET (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
OTHER (EXPENSE) INCOME, NET
Equity loss in affiliate	$ (293)	$ (355)	$ (872)	$ (355)
Interest expense	(10)	(20)	(39)	(67)
Interest income	49	5	75	27
Change in fair value of put option		70		652
Other, net	(13)	(20)	(103)	37
Total	$ (267)	$ (320)	$ (939)	$ 294