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Other Comprehensive Income - Schedule of Changes in Components of Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Pre-tax $ (12.7) $ (35.0) $ 12.5 $ (24.9)
Tax (0.9) (26.4) (4.1) (14.0)
Other comprehensive income (loss) (13.6) (61.4) 8.4 (38.9)
Pension and OPEB liability adjustments        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Pre-tax 0.0 0.7 1.2 3.5
Tax 0.0 (0.9) (0.7) (1.8)
Other comprehensive income (loss) 0.0 (0.2) 0.5 1.7
Derivative instrument adjustments        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Pre-tax 5.7 30.1 6.7 65.0
Tax (1.6) (7.2) (2.7) (10.4)
Other comprehensive income (loss) 4.1 22.9 4.0 54.6
Unrealized foreign currency translation adjustments        
Accumulated Other Comprehensive Income (Loss) [Line Items]        
Pre-tax (18.4) (65.8) 4.6 (93.4)
Tax 0.7 (18.3) (0.7) (1.8)
Other comprehensive income (loss) $ (17.7) $ (84.1) $ 3.9 $ (95.2)