Income Taxes - Schedule of Effective Income Tax Rates (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Effective Income Tax Rate [Line Items]
Effective tax rate	(470.90%)	9.30%	1006.90%	9.80%
CLECO POWER
Effective Income Tax Rate [Line Items]
Effective tax rate	(0.60%)	4.40%	2.60%	4.10%