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Note 13 - Other Income, Net (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Schedule of Other Nonoperating Income (Expense) [Table Text Block]
  

Three Months Ended March 31,

 
  

2024

  

2023

 

Interest income

 $6,914  $4,808 

Amortization of discount (premium) on available-for-sale securities

  4,123   (260)

Gain on deferred compensation plan investments

  4,019   2,534 

Charitable contributions

  (5,850)  (2,000)

Other

  334   215 

Total

 $9,540  $5,297