Variable Interest Entities - Summary of Consolidated Asset and Liabilities Include VIE Assets and Liabilities (Details) - USD ($) $ in Thousands		Sep. 30, 2022	Dec. 31, 2021
ASSETS
Cash and cash equivalents		$ 551,287	$ 1,040,039
Receivables, net		637,731	293,407
Prepaid expenses and other current assets, net		24,067	18,968
Property and equipment, net		17,940	9,161
Intangible assets, net		60,602	55,398
Liabilities
Medical claims and related payables		490,840	239,014
Accounts payable and accrued expenses		162,386	112,946
Variable Interest Entity
ASSETS
Cash and cash equivalents	[1]	138,833	104,741
Restricted cash equivalents	[1]	10,610	13,210
Receivables, net	[1]	625,394	276,590
Prepaid expenses and other current assets, net	[1]	10,567	7,046
Property and equipment, net	[1]	1,465	1,147
Intangible assets, net	[1]	9,016	7,220
Other assets, net	[1]	10,032	10,580
Liabilities
Medical claims and related payables	[1]	446,638	195,812
Accounts payable and accrued expenses	[1]	137,187	81,702
Other liabilities	[1]	$ 3,980	$ 4,521

[1] Assets and liabilities of VIEs presented above include the assets and liabilities of the Company’s Independent Practice Associations in California, which are consolidated VIEs and whose operations are reflected in the condensed consolidated financial statements as discontinued operations.