Earnings per Share (Tables)

9 Months Ended

Sep. 30, 2019

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

	Three Months Ended September 30,				Nine Months Ended September 30,
(Dollars in thousands, except per share data)	2019		2018		2019		2018
Basic earnings per share
Net income	$	25,605	$	16,322	$	71,563	$	51,313
Average common shares outstanding	51,473		47,205		51,426		47,108
Net income per share	$	0.50	$	0.35	$	1.39	$	1.09
Diluted earnings per share
Net income	$	25,605	$	16,322	$	71,563	$	51,313
Average common shares outstanding	51,473		47,205		51,426		47,108
Add: Dilutive effect of employee restricted stock and stock options	462		824		570		795
Average diluted shares outstanding	51,935		48,029		51,996		47,903
Net income per share	$	0.49	$	0.34	$	1.38	$	1.07