CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (31,483)	$ (30,739)	$ (32,319)	$ (50,315)
Other comprehensive income (loss):
Net unrealized gain (loss) on marketable securities, net of tax	114	(5,611)	(758)	(5,098)
Foreign currency translation adjustment	25	0	88	0
Total comprehensive income (loss)	(31,344)	(36,350)	(32,989)	(55,413)
Comprehensive (income) loss attributable to noncontrolling interests	47	71	156	228
Total comprehensive income (loss) attributable to agilon health, inc.	$ (31,297)	$ (36,279)	$ (32,833)	$ (55,185)