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Note 11 - Guarantees
12 Months Ended
Dec. 31, 2011
Notes To Financial Statements  
Guarantees [Text Block]
(11)    GUARANTEES
 
Product Warranties
 
Warranty expense for the years ended December 31, 2011 and 2010 was $122 and $187, respectively. The following table sets forth the changes in the liability for product warranties for the years ended December 31, 2011 and 2010:
 
   
2011
   
2010
 
Balance - Beginning of period
  $ 274     $ 228  
Payments made under warranty
    (182 )     (141 )
Accruals for product warranty
    122       187  
                 
Balance - End of period
  $ 214     $ 274