Medical Liabilities (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Medical Liabilities [Roll Forward]
Medical liabilities, beginning of period	$ 209,039	$ 106,657
Acquired	(8,256)	30,645
Components of medical care costs related to claims incurred:
Current period	384,479	234,735
Prior periods	(658)	(1,419)
Total medical care costs	383,821	233,316
Payments for medical care costs related to claims incurred:
Current period	(229,701)	(130,014)
Prior periods	(145,938)	(94,335)
Claims paid for acquired balance	(4,864)	(9,775)
Total paid	(380,503)	(234,124)
Medical liabilities, end of period	$ 204,101	$ 136,494