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Income Taxes, Uncertain Tax Positions (Details) - USD ($)
6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Dec. 31, 2015
Uncertain Tax Positions [Line Items]      
Interest payable related to uncertain tax positions $ 0   $ 0
Interest expense related to uncertain tax positions 0    
Liability for uncertain tax positions 0    
Penalties 0 $ 0  
Cleco Power [Member]      
Uncertain Tax Positions [Line Items]      
Interest payable related to uncertain tax positions 0   $ 0
Interest expense related to uncertain tax positions $ 0