Fair Value Measures - Level 3 Assets and Liabilities Held at Fair Value (Details) - Significant Unobservable Inputs (Level 3) $ in Millions	Mar. 31, 2026 USD ($)	Dec. 31, 2025 USD ($)
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Contingent consideration obligations	$ 266.9	$ 246.4
Discount rate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Discount rate	0.057
Minimum | Discount rate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Discount rate		0.053
Maximum | Discount rate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Discount rate		0.054
Weighted Average | Discount rate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Discount rate	0.057	0.054