Schedule II - Valuation And Qualifying Accounts (Details) - Allowance for Doubtful Accounts Receivable [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period	$ 68,608	$ 117,794	$ 7,404
Valuation Allowances And Reserves Charged To Cost And Expense And Other Accounts	40,307	57,517	111,687
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction	78,059	106,703	1,297
Balance at End of Period	30,856	68,608	117,794
Entergy Arkansas [Member]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period	13,072	18,334	1,169
Valuation Allowances And Reserves Charged To Cost And Expense And Other Accounts	14,947	30,433	17,307
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction	21,491	35,695	142
Balance at End of Period	6,528	13,072	18,334
Entergy New Orleans [Member]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period	13,282	17,430	3,226
Valuation Allowances And Reserves Charged To Cost And Expense And Other Accounts	7,691	6,850	14,204
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction	9,064	10,998	0
Balance at End of Period	11,909	13,282	17,430
Entergy Mississippi [Member]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period	7,209	19,527	636
Valuation Allowances And Reserves Charged To Cost And Expense And Other Accounts	3,052	850	19,081
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction	7,789	13,168	190
Balance at End of Period	2,472	7,209	19,527
Entergy Louisiana [Member]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period	29,231	45,693	1,902
Valuation Allowances And Reserves Charged To Cost And Expense And Other Accounts	10,574	17,219	44,542
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction	32,210	33,681	751
Balance at End of Period	7,595	29,231	45,693
Entergy Texas [Member]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at Beginning of Period	5,814	16,810	471
Valuation Allowances And Reserves Charged To Cost And Expense And Other Accounts	4,042	2,166	16,554
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction	7,504	13,162	215
Balance at End of Period	$ 2,352	$ 5,814	$ 16,810