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Pension and Postretirement Benefits (Expected Benefit Payments) (Details)
$ in Millions
Dec. 31, 2021
USD ($)
Postretirement Medical Benefits  
Defined Benefit Plan Disclosure [Line Items]  
2022 $ 2.3
2023 2.1
2024 1.9
2025 1.7
2026 1.5
2027-2031 5.8
United States | Pension Plan  
Defined Benefit Plan Disclosure [Line Items]  
2022 40.3
2023 40.7
2024 39.4
2025 39.9
2026 41.3
2027-2031 192.2
Foreign Plan | Pension Plan  
Defined Benefit Plan Disclosure [Line Items]  
2022 16.1
2023 16.3
2024 17.7
2025 17.5
2026 18.2
2027-2031 $ 96.8