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Note 9 - Accumulated Other Comprehensive Loss (Tables)
9 Months Ended
Sep. 30, 2020
Notes Tables  
Comprehensive Income (Loss) [Table Text Block]
   

Three Months Ended

   

Nine Months Ended

 
   

September 30,

   

September 30,

 

(in thousands)

 

2020

   

2019

   

2020

   

2019

 

Foreign currency translation adjustments

                               

Balance at beginning of period

  $ (9,634 )   $ (8,494 )   $ (7,018 )   $ (8,492 )

Other comprehensive income (loss) before reclassifications

    3,110       (2,150 )     494       (2,152 )

Amounts reclassified from accumulated other comprehensive loss

    -       -       -       -  

Net current-period other comprehensive income (loss)

    3,110       (2,150 )     494       (2,152 )

Balance at end of period

  $ (6,524 )   $ (10,644 )   $ (6,524 )   $ (10,644 )