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Profit Sharing, Retirement Savings Plans and Defined Benefit Pension Plans - Components of Net Periodic Benefit Costs (Income) (Details) - Pension Plan - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items] |  |  |
Service cost | $ 3.4 | $ 4.3 | $ 5.1
Interest cost | 28.6 | 15.5 | 12.3
Expected return on plan assets | (29.0) | (27.8) | (27.4)
Amortization of net prior service cost | 0.2 | 0.3 | 0.3
Amortization of net actuarial loss | 4.8 | 5.3 | 7.6
Net periodic benefit cost (income) | 8.0 | (2.4) | (2.1)
Cost of settlement | 0.2 | 0.0 | 0.9
Total benefit cost (income) | 8.2 | (2.4) | (1.2)
U.S. |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Service cost | 0.1 | 0.1 | 0.1
Interest cost | 7.2 | 4.1 | 3.5
Expected return on plan assets | (7.2) | (9.0) | (8.9)
Amortization of net prior service cost | 0.0 | 0.0 | 0.0
Amortization of net actuarial loss | 1.5 | 1.7 | 2.4
Net periodic benefit cost (income) | 1.6 | (3.1) | (2.9)
Cost of settlement | 0.0 | 0.0 | 0.0
Total benefit cost (income) | 1.6 | (3.1) | (2.9)
International |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Service cost | 3.3 | 4.2 | 5.0
Interest cost | 21.4 | 11.4 | 8.8
Expected return on plan assets | (21.8) | (18.8) | (18.5)
Amortization of net prior service cost | 0.2 | 0.3 | 0.3
Amortization of net actuarial loss | 3.3 | 3.6 | 5.2
Net periodic benefit cost (income) | 6.4 | 0.7 | 0.8
Cost of settlement | 0.2 | 0.0 | 0.9
Total benefit cost (income) | $ 6.6 | $ 0.7 | $ 1.7

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