Goodwill and Identifiable Intangible Assets - Amortization Expense and Estimated Future Amortization (Details) $ in Millions	Jun. 30, 2024 USD ($)	[1]
Goodwill and Intangible Assets Disclosure [Abstract]
Estimated amortization expense, 2024	$ 45.1
Estimated amortization expense, 2025	45.7
Estimated amortization expense, 2026	43.6
Estimated amortization expense, 2027	41.2
Estimated amortization expense, 2028	39.0
Estimated amortization expense, 2029	$ 37.2

[1] Actual amounts of amortization expense may differ from estimated amounts due to changes in foreign currency exchange rates, additional intangible asset acquisitions, impairment of intangible assets, accelerated amortization of intangible assets and other events.