Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Apr. 12, 2016	Dec. 31, 2016	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Operating revenue
Electric customer credits			$ (33,195)
Operating revenue, net			1,231,044
SUCCESSOR
Operating revenue
Electric operations		$ 802,592	1,181,907	$ 1,097,632
Other operations		51,562	82,332	79,580
Affiliate revenue		0	0	0
Gross operating revenue		854,154	1,264,239	1,177,212
Electric customer credits		(1,149)	(33,195)	(1,566)
Operating revenue, net		853,005	1,231,044	1,175,646
Operating expenses
Fuel used for electric generation		250,142	382,556	339,346
Power purchased for utility customers		92,337	168,180	152,913
Other operations and maintenance		138,298	197,038	197,610
Depreciation and amortization		116,990	170,414	166,854
Taxes other than income taxes		35,543	48,791	48,546
Merger transaction and commitment costs		174,786	19,514	5,152
Gain on sale of assets		0	(6)	(2)
Total operating expenses		808,096	986,487	910,419
Operating income (Loss)		44,909	244,557	265,227
Interest income		840	6,073	1,424
Allowance for equity funds used during construction		3,735	14,159	8,320
Other income		3,350	1,515	6,474
Other expense		(10,003)	(15,843)	(13,373)
Interest charges
Interest charges, including amortization of debt issuance costs, premiums, and discounts, net		90,852	131,348	125,200
Allowance for borrowed funds used during construction		(1,086)	(4,706)	(2,287)
Total interest charges		89,766	126,642	122,913
Income (loss) before income taxes		(46,935)	123,819	145,159
Federal and state income tax expense (benefit)		(22,822)	29,382	7,079
Net income (loss)		$ (24,113)	94,437	138,080
PREDECESSOR
Operating revenue
Electric operations	$ 281,154
Other operations	19,080
Affiliate revenue	0
Gross operating revenue	300,234
Electric customer credits	(364)
Operating revenue, net	299,870
Operating expenses
Fuel used for electric generation	96,378
Power purchased for utility customers	27,249
Other operations and maintenance	59,929
Depreciation and amortization	44,076
Taxes other than income taxes	14,611
Merger transaction and commitment costs	34,912
Gain on sale of assets	(1,095)
Total operating expenses	276,060
Operating income (Loss)	23,810
Interest income	265
Allowance for equity funds used during construction	723
Other income	870
Other expense	(4,037)
Interest charges
Interest charges, including amortization of debt issuance costs, premiums, and discounts, net	22,330
Allowance for borrowed funds used during construction	(207)
Total interest charges	22,123
Income (loss) before income taxes	(492)
Federal and state income tax expense (benefit)	3,468
Net income (loss)	$ (3,960)
CLECO POWER
Operating revenue
Electric operations			1,191,587	1,108,389	$ 1,091,229
Other operations			82,330	77,522	68,573
Affiliate revenue			874	851	884
Gross operating revenue			1,274,791	1,186,762	1,160,686
Electric customer credits			(33,195)	(1,566)	(1,513)
Operating revenue, net			1,241,596	1,185,196	1,159,173
Operating expenses
Fuel used for electric generation			382,556	339,346	346,520
Power purchased for utility customers			168,180	152,913	119,586
Other operations and maintenance			202,556	202,738	203,452
Depreciation and amortization			162,069	158,415	153,393
Taxes other than income taxes			47,267	46,539	48,287
Merger transaction and commitment costs			0	0	151,501
Gain on sale of assets			(4)	0	(1,095)
Total operating expenses			962,624	899,951	1,021,644
Operating income (Loss)			278,972	285,245	137,529
Interest income			5,052	1,283	860
Allowance for equity funds used during construction			14,159	8,320	4,458
Other income			2,742	2,990	1,601
Other expense			(11,441)	(10,407)	(10,505)
Interest charges
Interest charges, including amortization of debt issuance costs, premiums, and discounts, net			76,009	71,649	77,739
Allowance for borrowed funds used during construction			(4,706)	(2,287)	(1,293)
Total interest charges			71,303	69,362	76,446
Income (loss) before income taxes			218,181	218,069	57,497
Federal and state income tax expense (benefit)			55,924	67,331	18,369
Net income (loss)			$ 162,257	$ 150,738	$ 39,128