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Share-Based Compensation (Tables)
 3 Months Ended
Jul. 01, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of share-based compensation activity
The following table summarizes the Company's share-based compensation activity during the three months ended July 1, 2017:
 
Options
 
Restricted Shares
 
Service-Based RSUs
 
Performance-Based RSUs
Outstanding/Unvested at April 1, 2017
4,791,045

 
185,425

 
1,470,767

 
401,777

Granted
208,264

 
—

 
1,039,943

 
139,562

Exercised/Vested
(4,551
)
 
(100,230
)
 
(296,363
)
 
(81,212
)
Decrease due to performance condition
—

 
—

 
—

 
(12,891
)
Canceled/forfeited
(6,866
)
 
(1,187
)
 
(11,135
)
 
—

Outstanding/Unvested at July 1, 2017
4,987,892

 
84,008

 
2,203,212

 
447,236
Assumptions Used to Estimate Fair Value of Options
The following table presents assumptions used to estimate the fair value of options granted during the three months ended July 1, 2017 and July 2, 2016:
 
Three Months Ended
 
July 1
2017
 
July 2
2016
Expected dividend yield
0.0
%
 
0.0
%
Volatility factor
36.3
%
 
30.1
%
Weighted average risk-free interest rate
1.8
%
 
1.1
%
Expected life of option
4.69 years

 
4.75 years
Summary of Compensation Expense Attributable to Share-Based Compensation
The following table summarizes compensation expense attributable to share-based compensation for the three months ended July 1, 2017 and July 2, 2016 (in millions):
 
Three Months Ended
 
July 1,
2017
 
July 2,
2016
Share-based compensation expense
$
10.8

 
$
9.8

Tax benefits related to share-based compensation expense
$
3.6

 
$
3.7