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EMPLOYEE BENEFIT PLANS
 3 Months Ended
Mar. 28, 2020
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
March 28,
2020		March 30,
2019
Service cost$—  $—  
Interest cost2.7  3.3  
Expected return on plan assets(2.4) (2.5) 
Net periodic pension benefit expense$0.3  $0.8  
Foreign Pension Plans
Three months ended
March 28,
2020		March 30,
2019
Service cost$—  $—  
Interest cost1.0  1.2  
Expected return on plan assets(1.5) (1.6) 
Net periodic pension benefit income$(0.5) $(0.4) 

Postretirement Plans
Three months ended
March 28,
2020		March 30,
2019
Service cost$—  $—  
Interest cost0.4  0.6  
Amortization of unrecognized prior service credits(1.2) (1.0) 
Net periodic postretirement benefit income$(0.8) $(0.4)