Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Cash and cash equivalents:
Cash	$ 80,695	$ 44,944
Temporary cash investments	922,796	397,615
Total cash and cash equivalents	1,003,491	442,559
Accounts receivable:
Customer	955,138	786,866
Allowance for doubtful accounts	(30,723)	(68,608)
Other	244,114	231,843
Accrued unbilled revenues	538,232	420,255
Total accounts receivable	1,706,761	1,370,356
Deferred Fuel Cost	1,138,041	324,394
Fuel inventory - at average cost	135,142	154,575
Public Utilities, Inventory	1,129,485	1,041,515
Deferred nuclear refueling outage costs	141,012	133,422
Prepaid Expense and Other Assets, Current	255,873	156,774
TOTAL	5,509,805	3,623,595
OTHER PROPERTY AND INVESTMENTS
Decommissioning trust funds	3,910,411	5,514,016
Non-utility property - at cost (less accumulated depreciation)	360,709	357,576
Other	446,664	159,455
TOTAL	4,717,784	6,031,047
PROPERTY, PLANT, AND EQUIPMENT
Electric	63,947,067	64,263,250
Natural gas	682,645	658,989
Construction work in progress	1,878,427	1,511,966
Nuclear fuel	526,773	577,006
TOTAL PROPERTY, PLANT, AND EQUIPMENT	67,034,912	67,011,211
Less - accumulated depreciation and amortization	25,316,065	24,767,051
PROPERTY, PLANT, AND EQUIPMENT - NET	41,718,847	42,244,160
Regulatory assets:
Other regulatory assets	6,026,128	6,613,256
Deferred Fuel Cost Non Current	241,085	240,953
Goodwill	377,172	377,172
Deferred Income Tax Assets, Net	89,848	54,186
Other	294,626	269,873
Deferred Costs and Other Assets	7,028,859	7,555,440
TOTAL ASSETS	58,975,295	59,454,242
CURRENT LIABILITIES
Currently maturing long-term debt	1,584,037	1,039,329
Short-term borrowings	1,386,632	1,201,177
Accounts payable	1,744,246	2,610,132
Contract with Customer, Liability, Current	417,132	395,184
Taxes Payable, Current	509,382	419,828
Interest accrued	229,512	191,151
Deferred fuel costs	0	7,607
Pension and other postretirement liabilities	65,916	68,336
Current portion of regulatory liability for income taxes - net related to unprotected ADIT	2,660	53,385
Other	215,358	204,613
TOTAL	6,154,875	6,190,742
NON-CURRENT LIABILITIES
Deferred Income Tax Liabilities, Net	4,677,276	4,706,797
Accumulated deferred investment tax credits	208,239	211,975
Regulatory liability for income taxes - net	1,225,190	1,255,692
Other regulatory liabilities	2,608,757	2,643,845
Decommissioning and asset retirement cost liabilities	4,224,934	4,757,084
Loss Contingency Accrual	454,964	157,122
Pension and other postretirement liabilities	1,693,604	1,949,325
Long-term debt	24,635,942	24,841,572
Deferred Credits and Other Liabilities	677,838	815,284
TOTAL	40,406,744	41,338,696
Subsidiaries' preferred stock without sinking fund	219,410	219,410
Proceeds from Issuance of Preferred Stock and Preference Stock	0	0
Common Shareholders' Equity:
Common Stock, Value, Issued	2,720	2,720
Additional Paid in Capital, Common Stock	6,765,113	6,766,239
Accumulated other comprehensive loss	(313,370)	(332,528)
Less - treasury stock, at cost	4,979,419	5,039,699
TOTAL	12,096,351	11,637,284
Stockholders' Equity Attributable to Noncontrolling Interest	97,915	68,110
Retained Earnings (Accumulated Deficit)	10,621,307	10,240,552
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	12,194,266	11,705,394
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	58,975,295	59,454,242
Entergy Arkansas [Member]
Cash and cash equivalents:
Cash	2,237	8,155
Temporary cash investments	76,894	4,760
Total cash and cash equivalents	79,131	12,915
Accounts receivable:
Customer	182,061	154,412
Allowance for doubtful accounts	(6,328)	(13,072)
Associated companies	49,565	29,587
Other	100,389	51,064
Accrued unbilled revenues	129,454	101,663
Total accounts receivable	455,141	323,654
Deferred Fuel Cost	136,454	108,862
Fuel inventory - at average cost	43,462	50,892
Public Utilities, Inventory	275,879	247,980
Deferred nuclear refueling outage costs	30,985	65,318
Prepaid Expense and Other Assets, Current	28,604	14,863
TOTAL	1,049,656	824,484
OTHER PROPERTY AND INVESTMENTS
Decommissioning trust funds	1,141,672	1,438,416
Other	789	947
TOTAL	1,142,461	1,439,363
PROPERTY, PLANT, AND EQUIPMENT
Electric	13,834,015	13,578,297
Construction work in progress	458,037	241,127
Nuclear fuel	147,202	182,055
TOTAL PROPERTY, PLANT, AND EQUIPMENT	14,439,254	14,001,479
Less - accumulated depreciation and amortization	5,682,785	5,472,296
PROPERTY, PLANT, AND EQUIPMENT - NET	8,756,469	8,529,183
Regulatory assets:
Other regulatory assets	1,744,127	1,689,678
Deferred Fuel Cost Non Current	68,883	68,751
Other	15,581	13,660
Deferred Costs and Other Assets	1,828,591	1,772,089
TOTAL ASSETS	12,777,177	12,565,119
CURRENT LIABILITIES
Currently maturing long-term debt	250,000	0
Associated companies accounts payable	101,051	217,310
Accounts payable	299,400	190,476
Contract with Customer, Liability, Current	100,085	92,511
Taxes Payable, Current	84,752	89,590
Interest accrued	49,468	17,108
Other	53,134	38,901
TOTAL	937,890	645,896
NON-CURRENT LIABILITIES
Deferred Income Tax Liabilities, Net	1,506,970	1,416,201
Accumulated deferred investment tax credits	28,398	29,299
Regulatory liability for income taxes - net	436,733	431,655
Other regulatory liabilities	432,264	743,314
Decommissioning and asset retirement cost liabilities	1,451,698	1,390,410
Loss Contingency Accrual	75,244	77,084
Pension and other postretirement liabilities	126,722	185,789
Long-term debt	3,914,866	3,958,862
Deferred Credits and Other Liabilities	98,993	110,754
TOTAL	8,071,888	8,343,368
Common Shareholders' Equity:
Members' Equity	3,737,409	3,542,745
Members' Equity Attributable to Noncontrolling Interest	29,990	33,110
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	3,767,399	3,575,855
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	12,777,177	12,565,119
Entergy Louisiana [Member]
Cash and cash equivalents:
Cash	390	195
Temporary cash investments	195,307	18,378
Total cash and cash equivalents	195,697	18,573
Accounts receivable:
Customer	435,725	355,265
Allowance for doubtful accounts	(9,945)	(29,231)
Associated companies	120,203	96,539
Other	50,104	36,674
Accrued unbilled revenues	221,545	174,768
Total accounts receivable	817,632	634,015
Deferred Fuel Cost	317,633	45,374
Fuel inventory - at average cost	41,038	42,958
Public Utilities, Inventory	531,444	485,325
Deferred nuclear refueling outage costs	69,738	39,582
Prepaid Expense and Other Assets, Current	148,498	44,187
TOTAL	2,121,680	1,310,014
Investments in and Advances to Affiliates, at Fair Value	3,163,572	1,390,587
OTHER PROPERTY AND INVESTMENTS
Decommissioning trust funds	1,682,479	2,114,523
Non-utility property - at cost (less accumulated depreciation)	344,935	337,247
Storm Reserve Escrow Account	291,203	0
Other	14,098	13,744
TOTAL	5,496,287	3,856,101
PROPERTY, PLANT, AND EQUIPMENT
Electric	27,323,620	28,055,038
Natural gas	297,638	285,006
Construction work in progress	785,673	847,924
Nuclear fuel	191,908	209,418
TOTAL PROPERTY, PLANT, AND EQUIPMENT	28,598,839	29,397,386
Less - accumulated depreciation and amortization	10,204,546	9,860,252
PROPERTY, PLANT, AND EQUIPMENT - NET	18,394,293	19,537,134
Regulatory assets:
Other regulatory assets	2,035,535	2,776,666
Deferred Fuel Cost Non Current	168,122	168,122
Other	35,811	27,801
Deferred Costs and Other Assets	2,239,468	2,972,589
TOTAL ASSETS	28,251,728	27,675,838
CURRENT LIABILITIES
Currently maturing long-term debt	525,000	200,000
Associated companies accounts payable	146,002	183,172
Accounts payable	680,238	1,481,902
Contract with Customer, Liability, Current	158,440	150,697
Taxes Payable, Current	54,833	64,248
Interest accrued	96,296	93,052
Current portion of regulatory liability for income taxes - net related to unprotected ADIT	0	24,291
Other	81,448	68,995
TOTAL	1,742,257	2,266,357
NON-CURRENT LIABILITIES
Deferred Income Tax Liabilities, Net	2,363,961	2,433,854
Accumulated deferred investment tax credits	99,048	102,588
Regulatory liability for income taxes - net	302,760	313,693
Other regulatory liabilities	985,267	1,042,597
Decommissioning and asset retirement cost liabilities	1,718,635	1,653,198
Loss Contingency Accrual	316,503	24,490
Pension and other postretirement liabilities	498,744	528,213
Long-term debt	10,335,595	10,714,346
Deferred Credits and Other Liabilities	310,188	415,930
TOTAL	16,930,701	17,228,909
Common Shareholders' Equity:
Accumulated other comprehensive loss	7,469	8,278
Members' Equity	9,538,853	8,172,294
Members' Equity Attributable to Noncontrolling Interest	32,448	0
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	9,578,770	8,180,572
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	28,251,728	27,675,838
Entergy Mississippi [Member]
Cash and cash equivalents:
Cash	2,896	29
Temporary cash investments	1	47,598
Total cash and cash equivalents	2,897	47,627
Accounts receivable:
Customer	91,178	84,048
Allowance for doubtful accounts	(2,069)	(7,209)
Associated companies	11,625	42,994
Other	31,311	14,609
Accrued unbilled revenues	68,687	56,034
Total accounts receivable	200,732	190,476
Deferred Fuel Cost	336,337	121,878
Fuel inventory - at average cost	13,167	10,311
Public Utilities, Inventory	84,495	69,639
Prepaid Expense and Other Assets, Current	11,519	6,394
TOTAL	649,147	446,325
OTHER PROPERTY AND INVESTMENTS
Non-utility property - at cost (less accumulated depreciation)	4,516	4,527
Escrow accounts	41,147	48,886
TOTAL	45,663	53,413
PROPERTY, PLANT, AND EQUIPMENT
Electric	6,922,046	6,613,109
Construction work in progress	175,629	95,452
TOTAL PROPERTY, PLANT, AND EQUIPMENT	7,097,675	6,708,561
Less - accumulated depreciation and amortization	2,242,272	2,127,590
PROPERTY, PLANT, AND EQUIPMENT - NET	4,855,403	4,580,971
Regulatory assets:
Other regulatory assets	516,262	462,432
Other	19,881	14,248
Deferred Costs and Other Assets	536,143	476,680
TOTAL ASSETS	6,086,356	5,557,389
CURRENT LIABILITIES
Currently maturing long-term debt	250,000	0
Associated companies accounts payable	80,635	42,929
Accounts payable	126,364	113,000
Contract with Customer, Liability, Current	89,084	86,167
Taxes Payable, Current	93,731	106,273
Interest accrued	28,454	17,283
Other	23,160	36,731
TOTAL	691,428	402,383
NON-CURRENT LIABILITIES
Deferred Income Tax Liabilities, Net	773,775	720,097
Accumulated deferred investment tax credits	11,599	10,913
Regulatory liability for income taxes - net	204,353	212,445
Other regulatory liabilities	89,087	49,313
Decommissioning and asset retirement cost liabilities	10,750	10,315
Loss Contingency Accrual	37,567	38,028
Pension and other postretirement liabilities	40,402	59,065
Long-term debt	2,180,783	2,179,989
Deferred Credits and Other Liabilities	43,250	35,273
TOTAL	3,391,566	3,315,438
Common Shareholders' Equity:
Stockholders' Equity Attributable to Noncontrolling Interest	478	0
Members' Equity	2,002,884	1,839,568
Members' Equity Attributable to Noncontrolling Interest	478	0
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	2,003,362	1,839,568
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	6,086,356	5,557,389
Entergy New Orleans [Member]
Cash and cash equivalents:
Cash	426	26
Temporary cash investments	17,555	42,836
Total cash and cash equivalents	17,981	42,862
Securitization recovery trust account	5,473	1,999
Accounts receivable:
Customer	104,201	69,902
Allowance for doubtful accounts	(9,392)	(13,282)
Associated companies	2,948	74,146
Other	6,611	13,668
Accrued unbilled revenues	38,661	25,550
Total accounts receivable	143,029	169,984
Deferred Fuel Cost	25,694	0
Fuel inventory - at average cost	6,190	2,945
Public Utilities, Inventory	21,637	19,216
Prepaid Expense and Other Assets, Current	12,280	5,428
TOTAL	232,284	242,434
OTHER PROPERTY AND INVESTMENTS
Non-utility property - at cost (less accumulated depreciation)	1,050	1,016
TOTAL	1,050	1,016
PROPERTY, PLANT, AND EQUIPMENT
Electric	1,992,727	1,976,202
Natural gas	385,007	373,983
Construction work in progress	45,338	22,199
TOTAL PROPERTY, PLANT, AND EQUIPMENT	2,423,072	2,372,384
Less - accumulated depreciation and amortization	809,858	774,309
PROPERTY, PLANT, AND EQUIPMENT - NET	1,613,214	1,598,075
Regulatory assets:
Other regulatory assets	224,168	248,617
Deferred Fuel Cost Non Current	4,080	4,080
Other	63,947	56,101
Deferred Costs and Other Assets	292,195	308,798
TOTAL ASSETS	2,138,743	2,150,323
CURRENT LIABILITIES
Currently maturing long-term debt	170,000	0
Notes Payable, Related Parties, Current	1,326	1,326
Associated companies accounts payable	57,512	45,057
Accounts payable	53,049	146,921
Contract with Customer, Liability, Current	31,020	28,539
Taxes Payable, Current	144	4,385
Interest accrued	7,787	7,991
Deferred fuel costs	0	7,607
Current portion of regulatory liability for income taxes - net related to unprotected ADIT	0	1,906
Other	7,226	6,204
TOTAL	328,064	249,936
NON-CURRENT LIABILITIES
Deferred Income Tax Liabilities, Net	390,806	365,384
Accumulated deferred investment tax credits	16,277	16,306
Regulatory liability for income taxes - net	39,660	40,589
Decommissioning and asset retirement cost liabilities	0	4,032
Loss Contingency Accrual	14,738	6,329
Long-term debt	602,123	777,254
Notes Payable, Related Parties, Noncurrent	9,585	9,585
Deferred Credits and Other Liabilities	37,188	42,193
TOTAL	1,110,377	1,261,672
Common Shareholders' Equity:
Members' Equity	700,302	638,715
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	700,302	638,715
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	2,138,743	2,150,323
Entergy Texas [Member]
Cash and cash equivalents:
Cash	5,290	28
Temporary cash investments	208,814	0
Total cash and cash equivalents	214,104	28
Securitization recovery trust account	21,931	26,629
Accounts receivable:
Customer	141,972	83,797
Allowance for doubtful accounts	(2,989)	(5,814)
Associated companies	17,759	31,720
Other	17,608	13,404
Accrued unbilled revenues	79,887	62,241
Total accounts receivable	254,237	185,348
Deferred Fuel Cost	321,924	48,280
Fuel inventory - at average cost	25,844	42,712
Public Utilities, Inventory	82,470	72,884
Prepaid Expense and Other Assets, Current	57,253	17,515
TOTAL	977,763	393,396
OTHER PROPERTY AND INVESTMENTS
Investment in affiliates - at equity	262	300
Non-utility property - at cost (less accumulated depreciation)	376	376
Other	18,097	18,128
TOTAL	18,735	18,804
PROPERTY, PLANT, AND EQUIPMENT
Electric	7,259,010	7,181,567
Construction work in progress	285,907	183,965
TOTAL PROPERTY, PLANT, AND EQUIPMENT	7,544,917	7,365,532
Less - accumulated depreciation and amortization	2,121,834	2,049,750
PROPERTY, PLANT, AND EQUIPMENT - NET	5,423,083	5,315,782
Regulatory assets:
Other regulatory assets	551,375	421,333
Other	126,722	112,096
Deferred Costs and Other Assets	678,097	533,429
TOTAL ASSETS	7,097,678	6,261,411
CURRENT LIABILITIES
Associated companies accounts payable	73,558	142,929
Accounts payable	197,204	164,981
Contract with Customer, Liability, Current	38,503	37,271
Taxes Payable, Current	51,538	49,018
Interest accrued	14,170	19,002
Current portion of regulatory liability for income taxes - net related to unprotected ADIT	2,660	27,188
Other	19,107	16,120
TOTAL	396,740	456,509
NON-CURRENT LIABILITIES
Deferred Income Tax Liabilities, Net	761,897	692,496
Accumulated deferred investment tax credits	8,864	9,325
Regulatory liability for income taxes - net	133,021	144,145
Other regulatory liabilities	49,698	37,060
Decommissioning and asset retirement cost liabilities	10,971	8,520
Loss Contingency Accrual	7,828	8,242
Long-term debt	2,907,947	2,354,148
Deferred Credits and Other Liabilities	73,170	67,760
TOTAL	$ 3,953,396	$ 3,321,696
Common Stock, Shares, Outstanding	46,525,000	46,525,000
Common Shareholders' Equity:
Common Stock, Value, Issued	$ 49,452	$ 49,452
Additional Paid in Capital, Common Stock	1,050,125	1,050,125
TOTAL	2,708,792	2,444,456
Stockholders' Equity Attributable to Noncontrolling Interest	38,750	38,750
Retained Earnings (Accumulated Deficit)	1,609,215	1,344,879
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	2,747,542	2,483,206
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	7,097,678	6,261,411
System Energy [Member]
Cash and cash equivalents:
Cash	350	87
Temporary cash investments	194,885	89,114
Total cash and cash equivalents	195,235	89,201
Accounts receivable:
Associated companies	78,528	118,977
Other	6,212	7,003
Total accounts receivable	84,740	125,980
Public Utilities, Inventory	129,376	127,093
Deferred nuclear refueling outage costs	40,289	10,123
Prepaid Expense and Other Assets, Current	4,381	1,870
TOTAL	454,021	354,267
OTHER PROPERTY AND INVESTMENTS
Decommissioning trust funds	1,086,261	1,385,254
TOTAL	1,086,261	1,385,254
PROPERTY, PLANT, AND EQUIPMENT
Electric	5,413,884	5,362,494
Construction work in progress	94,303	97,968
Nuclear fuel	187,663	171,438
TOTAL PROPERTY, PLANT, AND EQUIPMENT	5,695,850	5,631,900
Less - accumulated depreciation and amortization	3,419,437	3,396,136
PROPERTY, PLANT, AND EQUIPMENT - NET	2,276,413	2,235,764
Regulatory assets:
Other regulatory assets	418,653	395,546
Other	1,773	1,793
Deferred Costs and Other Assets	420,426	397,339
TOTAL ASSETS	4,237,121	4,372,624
CURRENT LIABILITIES
Currently maturing long-term debt	250,037	50,329
Associated companies accounts payable	25,922	23,682
Accounts payable	59,673	62,573
Taxes Payable, Current	42,024	32,918
Interest accrued	10,742	11,714
Other	4,100	4,101
TOTAL	392,498	185,317
NON-CURRENT LIABILITIES
Deferred Income Tax Liabilities, Net	255,791	382,931
Accumulated deferred investment tax credits	43,614	43,003
Regulatory liability for income taxes - net	108,662	113,165
Other regulatory liabilities	1,031,910	744,944
Decommissioning and asset retirement cost liabilities	1,032,276	1,007,603
Pension and other postretirement liabilities	61,400	76,104
Long-term debt	538,924	690,967
Deferred Credits and Other Liabilities	2,045	37,230
TOTAL	$ 3,074,622	$ 3,095,947
Common Stock, Shares, Outstanding	789,350	789,350
Common Shareholders' Equity:
Common Stock, Value, Issued	$ 951,850	$ 951,850
Retained Earnings (Accumulated Deficit)	(181,849)	139,510
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	770,001	1,091,360
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 4,237,121	$ 4,372,624