Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2019

Earnings Per Share [Abstract]

Computation of basic and diluted EPS

The following table shows the computation of basic and diluted EPS for the years ended December 31, 2019, 2018, and 2017:

	Net Income (Numerator)		Weighted Average Shares (Denominator)	Earnings Per Share
	(Dollars in thousands, except share and per share data)
2019
Basic EPS - common stock	$	171,040	126,598,564	$	1.35
Effect of dilutive securities:
Stock options, restricted stock, performance awards, and ESPP shares			276,756
Diluted EPS - common stock	$	171,040	126,875,320	$	1.35
2018
Basic EPS - common stock	$	189,589	131,716,726	$	1.44
Effect of dilutive securities:
Stock options, restricted stock, performance awards, and ESPP shares			237,466
Diluted EPS - common stock	$	189,589	131,954,192	$	1.44
2017
Basic EPS - common stock	$	139,445	135,348,938	$	1.03
Effect of dilutive securities:
Stock options, restricted stock, and performance awards			336,031
Diluted EPS - common stock	$	139,445	135,684,969	$	1.03