Other Assets - Schedule of Other Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Other Assets [Abstract]
Loans to physician partners	$ 21,116	$ 63,155
Health plan deposits	2,077	2,051
Equity method investments	90,469	61,756
Right-of-use lease assets	3,936	8,783
Other	15,084	15,391
Other assets	$ 132,682	$ 151,136