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Other Liabilities (Schedule Of Other Liabilities) (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Other Liabilities [Abstract]    
Environmental $ 25.8 $ 29.4
Long-term lease liabilities 79.3 86.4
Other 56.0 55.5
Total $ 161.1 $ 171.3