Acquisitions (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($) health_center	Dec. 31, 2023 USD ($) health_center	Dec. 31, 2022 USD ($) health_center
Business Acquisition [Line Items]
Goodwill	$ 1,234,707	$ 1,229,745	$ 1,225,871
Centers
Business Acquisition [Line Items]
Number of centers acquired | health_center	3	4	4
Cash paid to acquire businesses	$ 7,000	$ 6,000	$ 9,700
Goodwill	$ 5,000	$ 3,900	$ 4,700