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Earnings Per Share (Tables)
3 Months Ended
Mar. 31, 2022
Earnings Per Common Share  
Schedule of computation of basic and diluted earnings per common share

Three Months Ended

March 31,

(Dollars and shares in thousands, except for per share amounts)

    

2022

    

2021

 

Basic earnings per common share:

    

    

Net income

$

100,329

$

146,949

Weighted-average basic common shares

71,447

71,009

Basic earnings per common share

$

1.40

$

2.07

Diluted earnings per common share:

Net income

$

100,329

$

146,949

Weighted-average basic common shares

71,447

71,009

Effect of dilutive securities

664

475

Weighted-average dilutive shares

72,111

71,484

Diluted earnings per common share

$

1.39

$

2.06

Schedule of anti-dilutive securities excluded from computation of diluted earnings per common share

Three Months Ended March 31,

(Dollars in thousands)

    

2022

    

2021

    

Number of shares

57,169

62,235

Range of exercise prices

$

87.30

to

$

91.35

$

87.30

to

$

91.35