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Note 3 - Earnings Per Share (Tables)
3 Months Ended
Mar. 31, 2025
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   

Three Months Ended

March 31,

 
   

2025

   

2024

 

Numerator:

               

Numerator for basic and diluted earnings per share – Net income available to common shareholders

  $ 60,322     $ 71,608  

Denominator:

               

Denominator for basic earnings per share – weighted average shares outstanding

    79,661       78,483  

Effect of dilutive securities– Employee and director stock options and restricted share awards

    2,720       2,971  

Denominator for diluted earnings per share – adjusted weighted average shares outstanding and assumed conversions

    82,381       81,454  

Basic earnings per common share

  $ 0.76     $ 0.91  

Diluted earnings per common share and common share equivalents

  $ 0.73     $ 0.88  
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
   

Three Months Ended

March 31,

 
   

2025

   

2024

 

Weighted average anti-dilutive options

    486       317