Other Assets - Schedule of Other Assets (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Other Assets [Line Items]
Other assets, net	$ 116,924	$ 112,958
Equity Method Investments
Other Assets [Line Items]
Other assets, net	17,352	6,690
Loans To Physicians Partners
Other Assets [Line Items]
Other assets, net	69,383	76,821
Health Plan Deposits
Other Assets [Line Items]
Other assets, net	11,728	11,523
Right Of Use Assets
Other Assets [Line Items]
Other assets, net	13,029	11,739
Other
Other Assets [Line Items]
Other assets, net	$ 5,432	$ 6,185