CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (262,803)	$ (106,864)	$ (406,787)
Other comprehensive income (loss):
Net unrealized gain (loss) on marketable securities, net of tax	3,183	(5,560)	0
Foreign currency translation adjustment	79	0	0
Total comprehensive income (loss)	(259,541)	(112,424)	(406,787)
Comprehensive (income) loss attributable to noncontrolling interests	207	311	300
Total comprehensive income (loss) attributable to agilon health, inc.	$ (259,334)	$ (112,113)	$ (406,487)