Cover - shares	3 Months Ended
	Mar. 31, 2024	May 02, 2024
Entity Information [Line Items]
Document Fiscal Year Focus	2024
Entity Central Index Key	0000728391
Current Fiscal Year End Date	--12-31
Entity Filer Category	Non-accelerated Filer
Entity Incorporation, State or Country Code	IN
Document Type	10-Q
Document Quarterly Report	true
Document Transition Report	false
Document Period End Date	Mar. 31, 2024
Amendment Flag	false
Document Fiscal Period Focus	Q1
Entity Registrant Name	IPALCO ENTERPRISES, INC.
Entity Tax Identification Number	35-1575582
Entity Address, City or Town	Indianapolis
Entity File Number	1-8644
Entity Address, Address Line One	One Monument Circle
Entity Address, Postal Zip Code	46204
Entity Address, State or Province	IN
City Area Code	317
Local Phone Number	261-8261
Entity Current Reporting Status	No
Entity Interactive Data Current	Yes
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Common Stock, Shares, Outstanding		108,907,318
AES U.S. Investments [Member]
Entity Information [Line Items]
Common Stock, Shares, Outstanding		89,685,177
CDPQ [Member]
Entity Information [Line Items]
Common Stock, Shares, Outstanding		19,222,141