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Note 10 - Derivative Instruments (Tables)
12 Months Ended
Dec. 31, 2024
Notes Tables  
Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block]
  

Net Gain (Loss) Recognized

 

(in thousands)

 

2024

  

2023

  

2022

 

Fixed interest rate hedge

 $365  $1,906  $(664)

Metals swaps

  (424)  (1,903)  633 

Embedded customer derivatives

  424   1,903   (633)

Total income (loss)

 $365  $1,906  $(664)