XML 77 R65.htm IDEA: XBRL DOCUMENT v3.25.0.1
Pension and Other Retiree Benefits - Net Periodic Benefit Expense (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Pension | U.S.      
Defined Benefit Plan Disclosure [Line Items]      
Service cost $ 0.0 $ 0.0 $ 0.0
Interest cost 7.7 7.9 4.9
Expected return on plan assets (12.9) (12.0) (10.9)
Amortization of net loss (gain) 2.5 2.2 3.7
Amortization of prior service cost 0.0 0.0 0.0
Special termination benefit [1] 0.0 0.0 0.0
Settlement [2] 0.0 0.0 0.0
Net periodic benefit cost (income) cost [3] (2.7) (1.9) (2.3)
Pension | International      
Defined Benefit Plan Disclosure [Line Items]      
Service cost 0.6 0.5 1.0
Interest cost 18.5 20.0 9.6
Expected return on plan assets (19.6) (21.5) (17.5)
Amortization of net loss (gain) 5.4 4.2 5.0
Amortization of prior service cost 0.3 0.3 0.3
Special termination benefit [1] 0.0 0.0 0.8
Settlement [2] 4.6 1.2 0.0
Net periodic benefit cost (income) cost [3] 9.8 4.7 (0.8)
Post-retirement      
Defined Benefit Plan Disclosure [Line Items]      
Service cost 0.0 0.0 0.0
Interest cost 0.2 0.2 0.1
Expected return on plan assets 0.0 0.0 0.0
Amortization of net loss (gain) (0.6) (0.5) (0.5)
Amortization of prior service cost 0.0 0.0 0.0
Special termination benefit [1] 0.0 0.0 0.0
Settlement [2] 0.0 0.0 0.0
Net periodic benefit cost (income) cost [3] $ (0.4) $ (0.3) $ (0.4)
[1] Special termination benefit of $0.8 million due to the plan wind-up of our Canadian Salaried and Hourly pension plans effective July 1, 2022.
[2] Settlement amounts of $4.6 million in 2024 and $1.2 million in 2023 are primarily related to the wind-up of our Canadian Salaried and Hourly pension plans.
[3] The components of net periodic benefit (income) cost, other than service cost, are included in the line "Non-operating pension expense (income)" in the Consolidated Statements of Loss.