Fair Value Accounting and Financial Instruments - Volume of Commodity-Related Derivative Contracts (Details) MWh in Thousands, MMBTU in Thousands	6 Months Ended	12 Months Ended
Jun. 30, 2022 MWh	Jun. 30, 2022 MMBTU	Dec. 31, 2021 MWh	Dec. 31, 2021 MMBTU
Fair Value, Concentration of Risk, Financial Statement Captions [Line Items]
Volume outstanding	32,409	96,010	14,055	109,306
CLECO POWER
Fair Value, Concentration of Risk, Financial Statement Captions [Line Items]
Volume outstanding	19,852		8,899

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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