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Note 12 - Stock-based Compensation (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]
  

Number of Shares

  

Weighted Average Grant Date Fair Value

 

Outstanding at December 31, 2023

  244,225  $32.75 

Issued

  209,259  $31.08 

Vested

  (61,439) $33.06 

Forfeited

  (2,630) $31.94 

Outstanding at March 31, 2024

  389,415  $31.81 
Share-Based Payment Arrangement, Option, Activity [Table Text Block]
  

Number of Shares

  

Weighted Average Exercise Price

  

Weighted Average of Remaining Contractual Life (in years)

  

Aggregate Intrinsic Value

 

Outstanding at December 31, 2023

  223,406  $28.52         

Issued

    $         

Exercised

    $         

Expired/Forfeited

  (1,000) $15.30         

Outstanding at March 31, 2024

  222,406  $28.58   2.2  $1,273,465 

Exercisable at March 31, 2024

  194,456  $26.82   2.1  $1,270,798