Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
NET INCOME (LOSS)	$ (182)	$ (505)	$ (951)
Foreign currency translation activity:
Foreign currency translation adjustments, net of $0 income tax for all periods	146	(36)	(130)
Reclassification to earnings, net of $0 income tax for all periods	0	0	3
Total foreign currency translation adjustments	146	(36)	(127)
Derivative activity:
Change in derivative fair value, net of income tax benefit (expense) of $3, $(191), and $1, respectively	(1)	711	5
Reclassification to earnings, net of income tax expense of $9, $9, and $105, respectively	73	(59)	(387)
Total change in fair value of derivatives	(74)	770	392
Pension activity:
Prior service cost for the period, net of $0 income tax for all periods	1	0	0
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, after Tax	(4)	13	26
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax	0	1	1
Total pension adjustments	(3)	14	27
OTHER COMPREHENSIVE INCOME	69	748	292
COMPREHENSIVE INCOME (LOSS)	(113)	243	(659)
Less: Comprehensive loss (income) attributable to noncontrolling interests and redeemable stock of subsidiaries	498	(127)	438
COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO THE AES CORPORATION	$ 385	$ 116	$ (221)