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Note 8 - Derivative Instruments (Tables)
9 Months Ended
Sep. 30, 2024
Notes Tables  
Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block]
  

Net Gain (Loss) Recognized

 
  

For the Three Months

  

For the Nine Months

 
  

Ended September 30,

  

Ended September 30,

 

(in thousands)

 

2024

  

2023

  

2024

  

2023

 

Fixed interest rate hedge

 $138  $543  $193  $1,347 

Metals swaps

  (19)  (428)  205   (1,204)

Embedded customer derivatives

  19   428   (205)  1,204 

Total gain

 $138  $543  $193  $1,347