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

Three Months Ended

   

Six Months Ended

 
   

June 30,

   

June 30,

 

(in thousands)

 

2020

   

2019

   

2020

   

2019

 

Foreign currency translation adjustments

                               

Balance at beginning of period

  $ (9,998 )   $ (8,016 )   $ (7,018 )   $ (8,492 )

Other comprehensive income (loss) before reclassifications

    364       (478 )     (2,616 )     (2 )

Amounts reclassified from accumulated other comprehensive loss

    -       -       -       -  

Net current-period other comprehensive income (loss)

    364       (478 )     (2,616 )     (2 )

Balance at end of period

  $ (9,634 )   $ (8,494 )   $ (9,634 )   $ (8,494 )