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Pension and Non-pension Post-employment Benefit Plans - Market Value of Plan Assets (Details) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Disclosure of information about defined benefit plans [abstract]    
Debt investment funds $ 9.0 $ 10.6
Equity investment funds 6.4 7.6
Insurance annuities 182.0 328.7
Other 16.7 15.0
Total $ 214.1 $ 361.9
Debt investment funds, allocation percentage 4.00% 3.00%
Equity investment funds, allocation percentage 3.00% 2.00%
Insurance annuities, allocation percentage 85.00% 91.00%
Other, allocation percentage 8.00% 4.00%
Total, allocation percentage 100.00% 100.00%