Note 10 - Guarantees

3 Months Ended

Mar. 31, 2012

Guarantees [Text Block]

(10)  GUARANTEES

Product Warranties

Warranty expense for the three months ended March 31, 2012 and 2011 was $45 and $73, respectively. The following table sets forth the changes in the liability for product warranties for the three months ended March 31, 2012:

Balance - January 1, 2012	$	214
Acquisition of Thermonics		67
Payments made under product warranty		(41	)
Accruals for product warranty		45
Balance - March 31, 2012	$	285