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Earnings Per Share
 6 Months Ended
Jun. 30, 2022
Earnings Per Share [Abstract]  
Earnings Per Share

16. Earnings Per Share

The computations of earnings per common share for the six and three months ended June 30, 2022 and 2021 were as follows:

 

(In millions, except per share data)

 

Six Months Ended
June 30,

 

 

Three Months Ended
June 30,

 

 

 

2022

 

 

2021

 

 

2022

 

 

2021

 

Net income

 

$

372.9

 

 

$

395.0

 

 

$

192.0

 

 

$

217.2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Basic earnings per common share

 

$

2.83

 

 

$

2.85

 

 

$

1.47

 

 

$

1.57

 

Diluted earnings per common share

 

$

2.80

 

 

$

2.81

 

 

$

1.46

 

 

$

1.55

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Basic average shares outstanding

 

 

131.9

 

 

 

138.5

 

 

 

130.3

 

 

 

138.4

 

Stock-based awards

 

 

1.1

 

 

 

2.0

 

 

 

0.9

 

 

 

2.0

 

Diluted average shares outstanding

 

 

133.0

 

 

 

140.5

 

 

 

131.2

 

 

 

140.4

 

Antidilutive stock-based awards excluded from weighted-
   average number of shares outstanding for diluted
   earnings per share

 

 

1.0

 

 

 

0.3

 

 

 

1.6

 

 

 

0.4