Cleco Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended			9 Months Ended	12 Months Ended
	Mar. 31, 2025		Jun. 30, 2025		Jun. 30, 2024	Sep. 30, 2024	Dec. 31, 2024		Dec. 31, 2023
Operating activities
Net income			$ 88,209		$ 4,059
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation and amortization			107,028		155,392
Electric customer credits			0		1,300
Unearned compensation expense	$ 5,546		11,656		13,694	$ 29,463	$ 38,944		$ 36,356
Allowance for equity funds used during construction			(1,434)		(780)
Loss on energy risk management assets and liabilities, net			0		5,276
Loss on Cleco Cajun Divestiture			0		44,951
Deferred income taxes			26,456		(41,878)
Cash surrender value of company/trust-owned life insurance			(1,165)		(1,537)
Derecognition of previously deferred Project Diamond Vault costs			0		10,336
Changes in assets and liabilities
Accounts receivable	632				24,916	6,508	26,712		14,792
Unbilled revenue			(6,556)		(3,065)
Fuel inventory and materials and supplies			(22,844)		(40,862)
Prepayments			(20,181)		1,474
Accounts payable	(12,119)		(925)		(4,466)	(49,074)	(39,419)		(60,340)
Customer deposits	407		760		802	872	1,261		(1,369)
Postretirement benefit obligations			(19,624)		(1,599)
Regulatory assets and liabilities, net			(11,522)		674
Asset retirement obligation			(1,205)		(2,144)
Deferred fuel recoveries			(19,872)		(7,130)
Other deferred accounts	(6,544)		(4,967)		(2,043)	(20,447)	(7,122)		(10,969)
Taxes accrued	6,732		16,426		81,062	60,950	39,636		518
Interest accrued			4,354		(1,313)
Energy risk management assets and liabilities, net			(8,466)		(10,990)
Storm reserve			(9,909)		(10,470)
Incentive compensation payable			(35,496)		(34,388)
Other operating	(19,558)		(5,737)		(1,473)	(16,082)	(5,333)		874
Net cash provided by operating activities	55,254		67,046		176,058	257,715	285,719		415,890
Investing activities
Additions to property, plant, and equipment	(69,101)		(141,470)		(123,812)	(190,676)	(274,247)		(263,824)
Customer advances for construction	900		1,236		8,527	17,834	18,058		31,888
Refunds of customer advances for construction			(3,074)		0
Proceeds from sale of discontinued operations (net of transaction fees of $10.8 million)			0		463,769
Other investing			703		1,489
Net cash (used in) provided by investing activities	(70,978)		(142,605)		349,973	292,962	220,575		(229,514)
Financing activities
Draws on revolving credit facility			145,000		22,000
Payments on revolving credit facilities			(130,000)		(132,000)
Issuances of long-term debt			305,000		16,599
Repayment of long-term debt			(183,135)		(256,143)
Payment of financing costs			(5,311)		0
Credit deposits			0		7,750	7,750	7,750		7,000
Refund of credit deposit			(7,000)		0
Distributions to member			0		(20,000)
Other financing			0		(911)
Net cash provided by (used in) financing activities			124,554		(362,705)	(432,161)	(599,478)		(121,881)
Net increase in cash, cash equivalents, restricted cash, and restricted cash equivalents			48,995		163,326
Cash, cash equivalents, restricted cash, and restricted cash equivalents at beginning of period	162,883	[1]	162,883	[1]	256,067	256,067	256,067
Cash, cash equivalents, restricted cash, and restricted cash equivalents at end of period			211,878	[1]	419,393		162,883	[1]	256,067
Supplementary cash flow information
Interest paid, net of amount capitalized			67,675		83,259
Income taxes paid			3,959		1,855
Supplementary non-cash investing and financing activities
Accrued additions to property, plant, and equipment	$ 9,114		12,495		8,843	$ 7,532	$ 11,470		$ 8,533
Nonrelated Party
Changes in assets and liabilities
Accounts receivable			(14,127)		24,916
Related Party
Changes in assets and liabilities
Accounts receivable			$ (3,813)		$ (3,740)

[1] (1) Includes cash and cash equivalents of $30,472, current restricted cash and cash equivalents of $15,918, and non-current restricted cash and cash equivalents of $116,493. (2) Includes cash and cash equivalents of $43,081, current restricted cash and cash equivalents of $29,587, and non-current restricted cash and cash equivalents of $139,210.