Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($) $ in Thousands		3 Months Ended				6 Months Ended
	Apr. 12, 2016	Jun. 30, 2016	Jun. 30, 2016	Apr. 12, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Cleco Power [Member]
Net tax expense (benefit) of gain (loss) on postretirement benefits			$ 113		$ 180	$ 239	$ 126
Net tax expense on cash flow hedges			$ 33		33	$ 66	66
Successor [Member]
Net tax expense (benefit) of gain (loss) on postretirement benefits		$ 0
Net tax expense on cash flow hedges		$ 0
Predecessor [Member]
Net tax expense (benefit) of gain (loss) on postretirement benefits	$ 37			$ 367	411		792
Net tax expense on cash flow hedges	$ 4			$ 37	$ 33		$ 66