Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2021

Earnings Per Share

Schedule of computation of basic and diluted earnings per share

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(Dollars and shares in thousands, except for per share amounts)	2021		2020		2021		2020
Basic earnings per common share:
Net income	$	122,788	$	95,221	$	368,697	$	34,396
Weighted-average basic common shares		70,066		70,905		70,643		49,330
Basic earnings per common share	$	1.75	$	1.34	$	5.22	$	0.70
Diluted earnings per common share:
Net income	$	122,788	$	95,221	$	368,697	$	34,396
Weighted-average basic common shares		70,066		70,905		70,643		49,330
Effect of dilutive securities		510		171		465		306
Weighted-average dilutive shares		70,576		71,076		71,108		49,636
Diluted earnings per common share	$	1.74	$	1.34	$	5.19	$	0.69

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

	Three Months Ended September 30,										Nine Months Ended September 30,
(Dollars in thousands)	2021					2020					2021					2020
Number of shares					57,169					141,116					60,546					136,844
Range of exercise prices	$	87.30	to	$	91.35	$	52.28	to	$	91.35	$	87.30	to	$	91.35	$	61.42	to	$	91.35