Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2013

Earnings Per Share [Abstract]

Net Income Per Share Basic And Diluted

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

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2013		2012		2013		2012
Numerator:
Net income	$	76,730	$	78,245	$	200,879	$	238,518
Denominator:
Denominator for basic earnings per share - weighted-average shares outstanding	187,459		186,864		187,120		186,326
Effect of dilutive employee stock awards	1,521		2,807		1,710		2,956
Denominator for diluted earnings per share - weighted-average shares outstanding	188,980		189,671		188,830		189,282
Basic earnings per share	$	0.41	$	0.42	$	1.07	$	1.28
Diluted earnings per share	$	0.41	$	0.41	$	1.06	$	1.26
Anti-dilutive weighted-average shares	3,286		3,355		3,851		3,336