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EMPLOYEE BENEFIT PLANS
9 Months Ended
Sep. 28, 2019
Retirement Benefits [Abstract]  
EMPLOYEE BENEFIT PLANS EMPLOYEE BENEFIT PLANS
Net periodic benefit expense (income) for our pension and postretirement plans include the following components:

Domestic Pension Plans
 
Three months ended
 
Nine months ended
 
September 28,
2019
 
September 29,
2018
 
September 28,
2019
 
September 29,
2018
Service cost
$

 
$

 
$

 
$

Interest cost
3.3

 
3.1

 
9.9

 
9.2

Expected return on plan assets
(2.4
)
 
(2.6
)
 
(7.3
)
 
(7.8
)
Net periodic pension benefit expense
$
0.9

 
$
0.5

 
$
2.6

 
$
1.4











Foreign Pension Plans
 
Three months ended
 
Nine months ended
 
September 28,
2019
 
September 29,
2018
 
September 28,
2019
 
September 29,
2018
Service cost
$

 
$

 
$

 
$

Interest cost
1.2

 
1.2

 
3.5

 
3.6

Expected return on plan assets
(1.7
)
 
(2.0
)
 
(4.9
)
 
(5.8
)
Net periodic pension benefit income
$
(0.5
)
 
$
(0.8
)
 
$
(1.4
)
 
$
(2.2
)



Postretirement Plans
 
Three months ended
 
Nine months ended
 
September 28,
2019
 
September 29,
2018
 
September 28,
2019
 
September 29,
2018
Service cost
$

 
$

 
$

 
$

Interest cost
0.6

 
0.6

 
1.8

 
1.7

Amortization of unrecognized prior service credits
(1.0
)
 
(1.0
)
 
(3.0
)
 
(3.0
)
Net periodic postretirement benefit income
$
(0.4
)
 
$
(0.4
)
 
$
(1.2
)
 
$
(1.3
)