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Note 10 - Contingent Consideration
 3 Months Ended
Apr. 01, 2017
Notes to Financial Statements  
Contingencies Disclosure [Text Block]
Note
10
– Contingent Consideration
 
The following table summarizes the changes in the carrying value of estimated contingent consideration:
 
 
   
April 1,
    
December 31,
  
   
2017
    
2016
  
                 
Contingent consideration, beginning of the year
   $
2,439
    $
1,279
 
Additions for acquisitions
    
-
     
1,417
 
Reduction of liability for payments made
    
(125
 )    
(458
 )
Increase (reduction) of liability related to re-measurement of fair value
    
21
     
201
 
Total contingent consideration, end of the period
    
2,335
     
2,439
 
Current portion of contingent consideration
    
(2,210
 )    
(564
 )
Contingent consideration, less current portion
   $
125
    $
1,875