Net Income Per Share (Tables)

9 Months Ended

Sep. 30, 2019

Earnings Per Share [Abstract]

Schedule Of Earnings Per Share Basic And Diluted

The following table sets forth the computation of basic and diluted net income per share attributable to common stock (in thousands, except per share amounts): 

	Three Months Ended September 30,				Nine Months Ended September 30,
	2019		2018		2019		2018
Numerator:
Net income	$	102,524	$	100,872	$	321,514	$	302,843
Denominator:
Weighted average common shares outstanding, basic	79,332		80,111		79,709		80,122
Dilutive effect of potential common stock	493		1,248		688		1,416
Total shares, diluted	79,825		81,359		80,397		81,538
Net income per share, basic	$	1.29	$	1.26	$	4.03	$	3.78
Net income per share, diluted	$	1.28	$	1.24	$	4.00	$	3.71