Medical Liabilities (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Medical Liabilities [Roll Forward]
Medical liabilities, beginning of period	$ 209,039	$ 106,657
Acquired	(6,134)	34,074
Components of medical care costs related to claims incurred:
Current period	780,050	517,257
Prior periods	(1,874)	(1,182)
Total medical care costs	778,176	516,075
Payments for medical care costs related to claims incurred:
Current period	(518,450)	(379,665)
Prior periods	(169,318)	(111,430)
Claims paid for acquired balance	(5,622)	(14,229)
Total paid	(693,390)	(505,324)
Medical liabilities, end of period	$ 287,691	$ 151,482