Variable Interest Entities - Narrative (Details) $ in Millions	9 Months Ended
	Sep. 30, 2025 USD ($) partner geography investment entity	Dec. 31, 2024 USD ($)
Variable Interest Entity [Line Items]
Number of geographies | geography	12
Surety Bond
Variable Interest Entity [Line Items]
Long-term debt | $	$ 9.5
Variable Interest Entity, Primary Beneficiary
Variable Interest Entity [Line Items]
Number of wholly-owned risk-bearing entities | entity	33
Number of direct contracting entities | entity	10
Number of physician group partners | partner	13
Variable Interest Entity, Not Primary Beneficiary
Variable Interest Entity [Line Items]
Number of equity method investments for VIEs | investment	12
Variable Interest Entity, Not Primary Beneficiary | Surety Bond
Variable Interest Entity [Line Items]
Long-term debt | $	$ 131.6	$ 65.2