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Redeemable Noncontrolling Interests - Reconciliation of Noncontrolling Interests (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Noncontrolling Interest [Abstract]        
Net income attributable to nonredeemable noncontrolling interests $ 26.2 $ 20.0 $ 73.3 $ 61.8
Net income attributable to redeemable noncontrolling interests 1.9 1.6 6.2 5.0
Net income attributable to noncontrolling interests $ 28.1 $ 21.6 $ 79.5 $ 66.8