Net Income Per Share (Tables)

9 Months Ended

Sep. 30, 2020

Earnings Per Share [Abstract]

Schedule of basic and diluted net income per share

The Company computed basic and diluted net income per share as follows (in millions, except per share amounts):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Numerator:
Net income	$	145.4	$	99.3	$	227.0	$	176.6
Denominator:
Weighted-average shares used to compute basic net income per share	330.9		342.2		330.9		345.5
Dilutive effect of employee stock awards	3.6		3.3		4.3		4.6
Weighted-average shares used to compute diluted net income per share	334.5		345.5		335.2		350.1
Net income per share
Basic	$	0.44	$	0.29	$	0.69	$	0.51
Diluted	$	0.43	$	0.29	$	0.68	$	0.50
Anti-dilutive shares	3.4		2.8		5.5		2.7