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Retirement Plans
 6 Months Ended
Jun. 30, 2018
Retirement Benefits [Abstract]  
Retirement Plans
RETIREMENT PLANS
The following is a summary of net pension and Supplemental Executive Retirement Plan (“SERP”) expense recognized by the Company.
 
Quarter Ended
 
Year-To-Date Ended
(In millions)
June 30,
2018
 
July 1,
2017
 
June 30,
2018
 
July 1,
2017
Service cost pertaining to benefits earned during the period
$
1.5

 
$
1.8

 
$
3.1

 
$
3.6

Interest cost on projected benefit obligations
4.2

 
4.4

 
8.3

 
8.8

Expected return on pension assets
(5.1
)
 
(4.9
)
 
(10.1
)
 
(9.8
)
Net amortization loss
0.9

 
2.5

 
1.7

 
4.9

Net pension expense
$
1.5

 
$
3.8

 
$
3.0

 
$
7.5

The non-service cost components of net pension expense is recorded in the Other expense (income), net line item on the consolidated condensed financial statements.