Net Income Per Share

9 Months Ended

Sep. 30, 2017

Earnings Per Share [Abstract]

Net Income Per Share

Net Income Per Share

The calculation of net income per share for the three and nine months ended September 30, 2017 and 2016 is reflected in the following table (in thousands, except per share amounts):

	Three Months Ended   September 30,				Nine Months Ended   September 30,
	2017		2016		2017		2016
Net income	$	84,700	$	90,569	$	243,537	$	265,601
Basic:
Weighted average shares	123,569		127,615		124,567		128,491
Diluted:
Weighted average shares	123,569		127,615		124,567		128,491
Dilutive effect of potential common shares	631		576		666		725
Diluted weighted average shares	124,200		128,191		125,233		129,216
Net income per share:
Basic	$	.69	$	.71	$	1.96	$	2.07
Diluted	$	.68	$	.71	$	1.94	$	2.06