Storm Restoration (Details) - Subsequent event - CLECO POWER customer in Thousands, $ in Millions	Apr. 10, 2024 USD ($) customer
Subsequent Event [Line Items]
Electric customers impacted by power outage \| customer	45
Minimum
Subsequent Event [Line Items]
Estimated storm restoration costs	$ 9.0
Maximum
Subsequent Event [Line Items]
Estimated storm restoration costs	$ 11.0

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483399/855-10-50-2

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Balance Type:	na
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