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Note 7 - Net Income Per Share Data (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   

Three Months Ended March 31,

 

(In thousands)

 

2024

   

2023

 

Basic weighted average shares outstanding

    2,742,511       2,692,033  

Dilutive effect of outstanding stock options and non-vested restricted stock units

    165,946       211,602  

Diluted weighted average shares outstanding

    2,908,457       2,903,635