Affiliate Transactions - Schedule of Balances Payable To or Due From Affiliates (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Related Party
Related Party Transaction [Line Items]
ACCOUNTS RECEIVABLE	$ 22,306	$ 14,613
ACCOUNTS PAYABLE	20,926	13,092
CLECO POWER \| Related Party
Related Party Transaction [Line Items]
ACCOUNTS RECEIVABLE	2,140	3,771
ACCOUNTS PAYABLE	21,334	12,448
CLECO POWER \| Cleco Holdings
Related Party Transaction [Line Items]
ACCOUNTS RECEIVABLE	9	5
ACCOUNTS PAYABLE	9,429	1,138
CLECO POWER \| Support Group
Related Party Transaction [Line Items]
ACCOUNTS RECEIVABLE	1,101	2,299
ACCOUNTS PAYABLE	11,903	11,305
CLECO POWER \| Cleco Cajun
Related Party Transaction [Line Items]
ACCOUNTS RECEIVABLE	1,030	1,467
ACCOUNTS PAYABLE	$ 2	$ 5

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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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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