Segment Reporting (Tables)

12 Months Ended

Dec. 31, 2025

Segment Reporting Information [Line Items]

Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block]

The following table includes operating revenues and significant expense categories regularly provided to the chief operating decision maker for the Utility segment, a reconciliation of Utility operating revenues to Entergy’s consolidated operating revenues, and a reconciliation of Utility net income to consolidated net income and net income attributable to Entergy Corporation for each of the years presented:

	2025	2024	2023
	(In Thousands)
Utility operating revenues	$12,887,921	$11,805,802	$12,022,944
Reconciliation of revenues:
Other revenues (a)	58,855	73,914	124,509
Elimination of intersegment revenues	(90)	(63)	(41)
Consolidated operating revenues	12,946,686	11,879,653	12,147,412
Less Utility expenses and other items:
Fuel, fuel-related expenses, and gas purchased for resale	2,338,347	2,214,471	2,755,793
Purchased power	1,227,715	806,646	904,184
Other operation and maintenance expenses	3,013,000	2,851,165	2,838,057
Other regulatory charges (credits) - net	(161,546)	(6,133)	(138,469)
Other Utility items (b)	4,177,829	4,109,352	3,152,475
Utility net income	2,292,576	1,830,301	2,510,904
Reconciliation of net income:
Non-cash pension settlement charge (c)	—	(319,675)	—
IRS audit resolution (d)	—	—	275,403
Income taxes on reconciling items noted above	—	66,515	—
Other loss	(223,877)	(203,097)	(125,018)
Elimination of intersegment loss	(295,371)	(312,860)	(298,979)
Consolidated net income	1,773,328	1,061,184	2,362,310
Preferred dividend requirements of subsidiaries and noncontrolling interests (e)	15,056	5,594	5,774
Net income attributable to Entergy Corporation	$1,758,272	$1,055,590	$2,356,536

(a)See Note 19 to the financial statements for discussion of other revenues.

(b)Other Utility items includes nuclear refueling outage expenses, asset write-offs, decommissioning expenses, taxes other than income taxes, depreciation and amortization expenses, other income, interest expense, and income tax expense.

(c)See Note 11 to the financial statements for discussion of the one-time non-cash pension settlement charge of $328 million, of which $8 million was recorded at Utility and $320 million was recorded at Parent & Other, resulting from a group annuity contract purchased in 2024 to settle certain pension liabilities.

(d)See Note 3 to the financial statements for discussion of the resolution of the 2016-2018 IRS audit, which included a $568 million reduction, recorded at Utility, and a $275 million reduction, recorded at Parent & Other, in income tax expense in 2023.

(e)Preferred dividend requirements of subsidiaries and noncontrolling interests is substantially derived from the Utility segment. See Note 6 to the financial statements for discussion of preferred stock and noncontrolling interests.

Schedule of Segment Reporting Information, by Segment [Table Text Block]

The following tables present segment financial information for Entergy’s single reportable segment, Utility, and a reconciliation to the corresponding consolidated amounts for Entergy Corporation.

2025	Utility	Parent & Other	Eliminations	Consolidated
	(In Thousands)
Asset write-offs, impairments, and related charges (credits)	$12,795	$—	$—	$12,795
Depreciation, amortization, and decommissioning	$2,298,610	$6,958	$—	$2,305,568
Interest and investment income	$605,003	$8,733	($296,388)	$317,348
Interest expense	$1,085,717	$251,951	($1,017)	$1,336,651
Income taxes	$551,272	($53,320)	$—	$497,952
Total assets	$75,726,104	$773,056	($4,608,430)	$71,890,730
Total expenditures for additions to long-lived assets	$8,211,445	$2,242	$—	$8,213,687

2024	Utility	Parent & Other	Eliminations	Consolidated
	(In Thousands)
Asset write-offs, impairments, and related charges (credits)	$131,775	($24,641)	$—	$107,134
Depreciation, amortization, and decommissioning	$2,226,681	$6,567	$—	$2,233,248
Interest and investment income	$592,257	$21,621	($315,013)	$298,865
Interest expense	$899,655	$253,317	($2,152)	$1,150,820
Income taxes	$515,665	($134,638)	$—	$381,027
Total assets	$68,951,564	$721,459	($4,882,991)	$64,790,032
Total expenditures for additions to long-lived assets	$5,967,739	$1,971	$—	$5,969,710

2023	Utility	Parent & Other	Eliminations	Consolidated
	(In Thousands)
Asset write-offs, impairments, and related charges (credits)	$79,962	($37,283)	$—	$42,679
Depreciation, amortization, and decommissioning	$2,045,254	$6,423	$—	$2,051,677
Interest and investment income (loss)	$443,751	$18,660	($299,685)	$162,726
Interest expense	$816,643	$190,468	($705)	$1,006,406
Income taxes	($374,847)	($315,688)	$—	($690,535)
Total assets	$63,887,038	$836,598	($5,020,240)	$59,703,396
Total expenditures for additions to long-lived assets	$4,745,918	$801	$—	$4,746,719