Affiliate Transactions - Summary of Charges From Affiliates (Details) - Support Group - Cleco Power - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Other operations and maintenance
Affiliate Transaction [Line Items]
Charges from each affiliate	$ 91,915	$ 94,798	$ 73,090
Taxes other than income taxes
Affiliate Transaction [Line Items]
Charges from each affiliate	40	0	(73)
Other expense
Affiliate Transaction [Line Items]
Charges from each affiliate	$ 35	$ 43	$ 64

Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration