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Net Income Per Share
3 Months Ended
Mar. 31, 2019
Earnings Per Share [Abstract]  
Net Income Per Share
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 March 31,
 
2019
 
2018
Numerator:
 
 
 
Net income
$
31.1

 
$
34.4

Denominator:
 
 
 
Weighted-average shares used to compute basic net income per share
348.1

 
355.3

Dilutive effect of employee stock awards
4.6

 
5.3

Weighted-average shares used to compute diluted net income per share
352.7

 
360.6

Net income per share
 
 
 
Basic
$
0.09

 
$
0.10

Diluted
$
0.09

 
$
0.10

 
 
 
 
Anti-dilutive shares
5.0

 
10.4