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BENEFIT PLANS (Tables)
 3 Months Ended
Mar. 31, 2017
Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract]  
Components of Net Periodic Benefit Cost
The following sets forth the components of net periodic benefit cost of the Company’s defined benefit plans and for the Company’s other postemployment benefit plans for the three months ended March 31, 2017 and 2016:

Defined Benefit Plans 
 
Three Months Ended
(in millions)
 
2017
 
2016
 
 
 
 
 
Service cost
 
$
3.8

 
$
3.8

Interest cost
 
1.7

 
1.8

Expected return on plan assets
 
(1.1
)
 
(1.2
)
Amortization of net actuarial loss
 
1.6

 
1.2

Net periodic benefit cost
 
$
6.0

 
$
5.6


Other Postemployment Benefit Plans
 
Three Months Ended
(in millions)
 
2017
 
2016
 
 
 
 
 
Service cost
 
$
0.1

 
$
0.1

Interest cost
 
0.1

 
0.1

Amortization of net actuarial loss
 
0.1

 
0.1

Net periodic benefit cost
 
$
0.3

 
$
0.3
Information Related to the Contributions to the Company's Benefit Plans
The following sets forth the information related to the contributions to the Company’s benefit plans for 2017:
(in millions)
 
Pension
Benefits
 
Other
Postemployment Benefits
 
 
 
 
 
Actual contributions through March 31, 2017
 
$
2.9

 
$
0.1

Projected contributions for the remainder of the year
 
11.4

 
0.6

Total projected contributions
 
$
14.3

 
$
0.7