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Note 3 - Accumulated Other Comprehensive Loss
 3 Months Ended
Mar. 31, 2020
Notes to Financial Statements  
Comprehensive Income (Loss) Note [Text Block]
3.
Accumulated Other Comprehensive Loss
Changes in each component of accumulated other comprehensive loss, net of tax are as follows:
 
    Foreign currency   Derivatives        
    translation   qualifying as   Defined benefit    
(in thousands)   adjustments   hedges   pension plans   Total
                 
Balance at December 31, 2019   $
(13,173
 )   $
(603
 )   $
1,087
     $
(12,689
 )
                                 
Other comprehensive (loss) income before reclassifications    
(1,576
 )    
(216
 )    
 
      
(1,792
 )
Amounts reclassified from AOCI into Income    
-
      
72
      
 
      
72
  
Net other comprehensive (loss) income    
(1,576
 )    
(144
 )    
-
      
(1,720
 )
                                 
Balance at March 31,  2020   $
(14,749
 )   $
(747
 )   $
1,087
     $
(14,409
 )