Fair Value Measurements - Contingent Consideration (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Contingent consideration, current	$ 10.3
Contingent consideration, noncurrent	38.1
Contingent Consideration
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance at beginning of the period	42.2	$ 43.9
Acquisitions	6.5	0.0
Changes in fair value	0.2	4.3
Foreign currency translation	(0.5)	0.2
Balance at end of the period	$ 48.4	$ 48.4