Net income Per Share (Tables)

9 Months Ended

Sep. 30, 2019

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

The following table reconciles basic net income per share of the Company's common stock to diluted net income per share for the three and nine months ended September 30, 2019 and 2018, respectively:

	Three Months Ended   September 30,				Nine Months Ended   September 30,
(in thousands, except per share amounts)	2019		2018		2019		2018
Net income available to common stockholders	$	43,686	$	44,361	$	105,925	$	113,876
Basic weighted-average shares outstanding	44,477		46,192		44,673		46,375
Dilutive effect of potential common stock equivalents — restricted stock units	337		430		322		395
Diluted weighted-average shares outstanding	44,814		46,622		44,995		46,770
Net income per common share:
Basic	$	0.98	$	0.96	$	2.37	$	2.46
Diluted	$	0.97	$	0.95	$	2.35	$	2.43