Net Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2017

Net Earnings Per Share

Schedule of reconciliation of basic and diluted net income per share

The following table sets forth the reconciliation of basic and diluted net income per share (in thousands, except share and per share amounts):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2017		2016		2017		2016
Basic net income per share:
Numerator
Net income	$	99,188	$	93,276	$	285,050	$	277,937
Denominator
Weighted-average common shares outstanding		103,221,692		102,842,996		103,117,695		102,786,822
Basic net income per share	$	0.96	$	0.91	$	2.76	$	2.70
Diluted net income per share:
Numerator
Net income	$	99,188	$	93,276	$	285,050	$	277,937
Assumed conversion of convertible senior notes		1,426		1,472		4,263		4,382
Net income plus assumed conversions	$	100,614	$	94,748	$	289,313	$	282,319
Denominator
Number of shares used in basic computation		103,221,692		102,842,996		103,117,695		102,786,822
Weighted-average effect of dilutive securities		8,487,853		7,945,917		8,440,430		7,951,067
Number of shares used in per share computation		111,709,545		110,788,913		111,558,125		110,737,889
Diluted net income per share	$	0.90	$	0.86	$	2.59	$	2.55