Variable Interest Entities - Carrying Amount of Assets and Liabilities with Maximum Exposure to Loss (Details) - Cleco Power - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Variable Interest Entity [Line Items]
Oxbow’s net assets/liabilities	$ 4,145	$ 18,145
Variable Interest Entity, Not Primary Beneficiary
Variable Interest Entity [Line Items]
Cleco Power’s 50% equity	2,072	9,072
Cleco Power’s maximum exposure to loss	$ 2,072	$ 9,072
Variable interest entity, ownership percentage	50.00%	50.00%