Fair Value Measurements - Contingent Consideration (Details) $ in Millions	3 Months Ended	6 Months Ended
	Jun. 30, 2023 USD ($)	Jun. 30, 2023 USD ($)
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Contingent consideration, current	$ 20.5	$ 20.5
Contingent consideration, noncurrent	42.0	42.0
Contingent Consideration
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance at beginning of the period	48.4	43.9
Acquisitions	12.8	12.8
Changes in fair value	4.1	8.4
Payments	(3.1)	(3.1)
Foreign currency translation	0.3	0.5
Balance at end of the period	$ 62.5	$ 62.5