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EMPLOYEE BENEFIT PLANS
 6 Months Ended
Jun. 29, 2024
Retirement Benefits [Abstract]  
EMPLOYEE BENEFIT PLANS EMPLOYEE BENEFIT PLANS
Net periodic benefit (income) expense for our pension and postretirement plans included the following components:

Domestic Pension Plans
Three months endedSix months ended
June 29,
2024		July 1,
2023		June 29,
2024		July 1,
2023
Service cost$— $— $— $— 
Interest cost3.0 3.3 6.0 6.6 
Expected return on plan assets(2.2)(2.2)(4.4)(4.4)
Net periodic pension benefit expense$0.8 $1.1 $1.6 $2.2 


Foreign Pension Plans
Three months endedSix months ended
June 29,
2024		July 1,
2023		June 29,
2024		July 1,
2023
Service cost$— $— $— $— 
Interest cost1.4 1.4 2.8 2.8 
Expected return on plan assets(1.3)(1.6)(2.6)(3.2)
Net periodic pension benefit (income) expense$0.1 $(0.2)$0.2 $(0.4)
Postretirement Plans
Three months endedSix months ended
June 29,
2024		July 1,
2023		June 29,
2024		July 1,
2023
Service cost$— $— $— $— 
Interest cost0.3 0.3 0.6 0.6 
Amortization of unrecognized prior service credits(0.8)(1.0)(1.6)(2.0)
Net periodic postretirement benefit income$(0.5)$(0.7)$(1.0)$(1.4)