Derivative Instruments - Narrative (Details) - AT DEC. 31, - USD ($)	Dec. 31, 2025	Dec. 31, 2024
Derivative Instruments, Gain (Loss) [Line Items]
Asset, fair value offset on the balance sheet	$ 0	$ 0
Liability, fair value offset on the balance sheet	0	0
Cleco Power
Derivative Instruments, Gain (Loss) [Line Items]
Asset, fair value offset on the balance sheet	0	0
Liability, fair value offset on the balance sheet	$ 0	$ 0

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details