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Condensed Consolidated Statements of Comprehensive Income (Parenthetical) (Unaudited) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Statement of Comprehensive Income [Abstract]        
Changes in cumulative translation adjustment, tax $ (0.3) $ 1.4 $ (0.7) $ 1.2
Amortization of prior service credit, tax 0.0 0.1 0.0 0.1
Amortization of actuarial net losses, tax $ 0.1 $ 0.0 $ 0.2 $ (0.0)