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Note 9 - Employee Benefit Plans (Tables)
9 Months Ended
Sep. 30, 2025
Notes Tables  
Schedule of Net Benefit Costs [Table Text Block]
   

Three Months Ended September 30,

   

Nine Months Ended September 30,

   
   

2025

   

2024

   

2025

   

2024

 

Income Statement Location

(Amounts in thousands)

                                 

Interest cost

  $ 109     $ 104     $ 323     $ 311  

Other expense

Amortization of prior service cost

    -       -       -       -  

Other expense

Amortization of losses

    (6 )     10       (17 )     28  

Other expense

Net periodic cost

  $ 103     $ 114     $ 306     $ 339