Three Months Ended
September 30,

Nine Months Ended
September 30,

2023

2022

2023

2022

Numerator (in millions):

Net income available to common stockholders

$

39.2

$

38.7

$

101.3

$

107.5

Denominator (in thousands):

Weighted average common shares outstanding

24,866

24,786

24,845

24,794

Dilutive effect of stock options and awards

140

179

155

182

Denominator for diluted earnings per share

25,006

24,965

25,000

24,976

Net income per share, basic:

$

1.58

$

1.56

$

4.08

$

4.34

Net income per share, diluted:

$

1.57

$

1.55

$

4.05

$

4.30