Leases Lease, Cost (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Operating Lease, Expense	$ 65,463	$ 69,067
Finance Lease, Right-of-Use Asset, Amortization	13,493	12,483
Finance Lease, Interest Expense	2,702	2,845
Short-term Lease, Cost	5,400	2,800
Entergy Louisiana [Member]
Operating Lease, Expense	15,016	14,368
Finance Lease, Right-of-Use Asset, Amortization	4,259	3,938
Finance Lease, Interest Expense	592	607
Short-term Lease, Cost	1,800	934
Entergy Mississippi [Member]
Operating Lease, Expense	7,510	7,018
Finance Lease, Right-of-Use Asset, Amortization	1,962	1,766
Finance Lease, Interest Expense	261	270
Short-term Lease, Cost	900	703
Entergy New Orleans [Member]
Operating Lease, Expense	1,755	1,745
Finance Lease, Right-of-Use Asset, Amortization	906	731
Finance Lease, Interest Expense	134	124
Short-term Lease, Cost	200	77
Entergy Texas [Member]
Operating Lease, Expense	5,624	5,370
Finance Lease, Right-of-Use Asset, Amortization	1,629	1,493
Finance Lease, Interest Expense	230	214
Short-term Lease, Cost	800	261
Entergy Arkansas [Member]
Operating Lease, Expense	15,435	15,087
Finance Lease, Right-of-Use Asset, Amortization	3,048	2,860
Finance Lease, Interest Expense	402	432
Short-term Lease, Cost	$ 1,700	$ 826