v3.24.3
PENSION AND OTHER POSTRETIREMENT BENEFITS (Tables)
 9 Months Ended
Sep. 30, 2024
Retirement Benefits [Abstract]  
Summary of the Components of the Net Pension Costs and Cumulative Other Comprehensive Loss Related to the Defined Benefit Pension Plans
The following table summarizes the components of the Company’s net periodic benefit cost (credit) for domestic and foreign defined benefit pension plans and other postretirement benefits:
Domestic
Defined Benefit
Pension Plan		Foreign
Defined Benefit
Pension Plans		Other
Postretirement
Benefits
 202420232024202320242023
Three Months Ended September 30:
Service cost$0.9 $0.9 $1.2 $1.1 $0.1 $0.1 
Interest cost1.3 1.1 3.0 2.9 1.7 1.9 
Expected return on assets(2.0)(1.8)(2.8)(3.1)— — 
Amortization of prior service cost (credit)0.4 0.3 — (0.1)(6.0)(6.0)
Amortization of actuarial gains(0.1)— (0.3)(0.4)(0.1)— 
Net periodic benefit cost (credit)$0.5 $0.5 $1.1 $0.4 $(4.3)$(4.0)
Nine Months Ended September 30:
Service cost$2.7 $2.5 $3.6 $3.2 $0.3 $0.4 
Interest cost3.7 3.4 9.0 8.6 5.1 5.6 
Expected return on assets(6.2)(5.5)(8.4)(9.3)— — 
Amortization of prior service cost (credit)1.4 1.0 (0.1)(0.2)(17.9)(18.0)
Amortization of actuarial (gains) losses(0.2)— (0.8)(1.1)(0.3)0.1 
Net periodic benefit cost (credit)$1.4 $1.4 $3.3 $1.2 $(12.8)$(11.9)