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Note 6 - Accumulated Other Comprehensive Loss (Tables)
6 Months Ended
Jun. 30, 2021
Notes Tables  
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
  

Foreign Currency Translation Adjustments

  

Unrealized Gain (Loss) on Cash Flow Hedges

   

Total

 
              

Beginning Balance – April 1, 2021

 $(23,914) $(7,585)  $(31,499)

Other comprehensive income (loss) before reclassifications

  (3,332)  (2,752)(1)  (6,084)

Amounts reclassified from AOCL

  -   -    - 

Net current-period other comprehensive income (loss)

  (3,332)  (2,752)   (6,084)

Ending Balance – June 30, 2021

 $(27,246) $(10,337)  $(37,583)
              

Beginning Balance – April 1, 2020

 $(49,836) $(24,108)  $(73,944)

Other comprehensive income (loss) before reclassifications

  5,014   (3,596)(2)  1,418 

Amounts reclassified from AOCL

  -   -    - 

Net current-period other comprehensive income (loss)

  5,014   (3,596)   1,418 

Ending Balance – June 30, 2020

 $(44,822) $(27,704)  $(72,526)
              

Beginning Balance – January 1, 2021

 $(11,674) $(22,580)  $(34,254)

Other comprehensive income (loss) before reclassifications

  (15,572)(3) 12,243 (4)  (3,329)

Amounts reclassified from AOCL

  -   -    - 

Net current-period other comprehensive loss

  (15,572)  12,243    (3,329)

Ending Balance – June 30, 2021

 $(27,246) $(10,337)  $(37,583)
               

Beginning Balance – January 1, 2020

 $(16,622)  $(8,295)  $(24,917)

Other comprehensive income (loss) before reclassifications

  (28,200)(5)  (19,409)(6)  (47,609)

Amounts reclassified from AOCL

  -    -    - 

Net current-period other comprehensive income (loss)

  (28,200)   (19,409)   (47,609)

Ending Balance – June 30, 2020

 $(44,822)  $(27,704)  $(72,526)