XML 75 R26.htm IDEA: XBRL DOCUMENT v2.4.0.8
Note 6 - Commitments and Contingencies (Tables)
12 Months Ended
Dec. 31, 2013
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Product Warranty Liability [Table Text Block]
   
2013
   
2012
 
             
Balance at beginning of year
  $ 607     $ 839  
Accruals for warranties issued
    20       370  
Settlements made
    (114 )     (602 )
Balance at end of year
  $ 513     $ 607