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Note 4 - Derivative Instruments and Hedging Activities (Tables)
3 Months Ended
Mar. 31, 2020
Notes Tables  
Schedule Of Derivative Assets (Liabilities) at Fair Value [Table Text Block]
   

March 31,
2020

   

December 31,
201
9

 

Commodity contracts

  $ (1,810 )   $ 6  

Foreign currency contracts

    210       31  

Interest rate swaps

    (31,579 )     (10,425 )