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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, 2021
Dec. 31, 2020
Dec. 31, 2019
Defined Benefit Plan Disclosure [Line Items]      
Service cost $ 5.1 $ 4.6 $ 3.9
Interest cost 12.3 16.5 21.9
Expected return on plan assets (27.4) (28.4) (32.0)
Amortization of net prior service cost 0.3 0.2 0.2
Amortization of net actuarial loss 7.6 6.1 5.1
Net periodic benefit (income) cost (2.1) (1.0) (0.9)
Cost of settlement 0.9 1.8 0.4
Total benefit (income) cost (1.2) 0.8 (0.5)
U.S.      
Defined Benefit Plan Disclosure [Line Items]      
Service cost 0.1 0.1 0.1
Interest cost 3.5 5.3 6.9
Expected return on plan assets (8.9) (9.0) (7.3)
Amortization of net prior service cost 0.0 0.0 0.0
Amortization of net actuarial loss 2.4 1.5 1.4
Net periodic benefit (income) cost (2.9) (2.1) 1.1
Cost of settlement 0.0 0.0 0.0
Total benefit (income) cost (2.9) (2.1) 1.1
International      
Defined Benefit Plan Disclosure [Line Items]      
Service cost 5.0 4.5 3.8
Interest cost 8.8 11.2 15.0
Expected return on plan assets (18.5) (19.4) (24.7)
Amortization of net prior service cost 0.3 0.2 0.2
Amortization of net actuarial loss 5.2 4.6 3.7
Net periodic benefit (income) cost 0.8 1.1 (2.0)
Cost of settlement 0.9 1.8 0.4
Total benefit (income) cost $ 1.7 $ 2.9 $ (1.6)