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EARNINGS PER SHARE (Tables)
9 Months Ended
Sep. 30, 2023
EARNINGS PER SHARE  
Schedule of basic and diluted earnings per share

The computations for basic and diluted earnings per share for the three and nine months ended September 30, 2023 and 2022 are as follows:

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​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

Three Months Ended September 30, 2023

​

Nine Months Ended September 30, 2023

​

    

​

​

    

Weighted

    

Per

    

​

​

    

Weighted

    

Per

​

​

​

​

​

Average

​

Common

​

​

​

​

Average

​

Common

​

​

Net

​

Common

​

Share

​

Net

​

Common

​

Share

(In millions, except per share amounts)

​

Income

​

Shares

​

Amount

​

Income

​

Shares

​

Amount

Basic

​

$

119.9

 

35.1

​

$

3.42

​

$

234.7

 

35.6

​

$

6.59

Effect of Dilutive Securities

​

​

​

 

0.2

​

​

(0.02)

​

​

​

 

0.2

​

​

(0.03)

Diluted

​

$

119.9

​

35.3

​

$

3.40

​

$

234.7

​

35.8

​

$

6.56

​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

​

   

Three Months Ended September 30, 2022

​

Nine Months Ended September 30, 2022

​

​

​

​

    

Weighted

    

Per

    

​

​

    

Weighted

    

Per

​

​

​

​

​

Average

​

Common

​

​

​

​

Average

​

Common

​

​

Net

​

Common

​

Share

​

Net

​

Common

​

Share

(In millions, except per share amounts)

​

Income

​

Shares

​

Amount

​

Income

​

Shares

​

Amount

Basic

​

$

266.0

 

38.3

​

$

6.95

​

$

985.9

 

39.7

​

$

24.83

Effect of Dilutive Securities

​

​

​

 

0.3

​

​

(0.06)

​

​

​

 

0.3

​

​

(0.18)

Diluted

​

$

266.0

​

38.6

​

$

6.89

​

$

985.9

​

40.0

​

$

24.65

​