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Fair Value Measurements - Level 3 Liabilities (Details) - Contingent Consideration - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]      
Balance as of beginning of year $ 30.9 $ 54.7 $ 36.5
Payment (30.5) 0.0  
Change in fair value, recognized in earnings 6.7 18.1  
Other 0.0 0.1  
Balance as of end of year $ 30.9 $ 54.7