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Note 5 - Derivative Instruments and Hedging Activities (Tables)
12 Months Ended
Dec. 31, 2021
Notes Tables  
Schedule Of Derivative Assets (Liabilities) at Fair Value [Table Text Block]
  

December 31,
2021

  

December 31,
2020

 

Commodity contract

 $-  $1,386 

Foreign currency contracts

  (36)  (154)

Interest rate swaps

  (2,074)  (29,536)