Preferred Equity (Schedule Of Number Of Shares And Units Authorized And Outstanding And Dollar Value Of Preferred Stock) (Details) - USD ($)	1 Months Ended							12 Months Ended
	May 31, 2022	Nov. 30, 2021	Sep. 30, 2019	Nov. 30, 2018	Nov. 30, 2017	Oct. 31, 2015	Dec. 31, 2013	Dec. 31, 2022	Dec. 31, 2021	May 01, 2021
Stockholders' Equity Attributable to Noncontrolling Interest								$ 97,907,000	$ 68,110,000
Temporary Equity, Carrying Amount, Attributable to Parent								219,410,000	219,410,000
Preferred Stock, Value, Issued								0	0
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs								$ 9,438,000	$ 3,438,000
Preferred Stock, Shares Authorized								1,000,000		1,000,000
Entergy Louisiana [Member]
Preferred Stock, Dividend Rate, Percentage	7.00%
Preferred Stock, Shares Outstanding								0	0
Preferred Stock, Shares Authorized								0	0
Entergy Louisiana [Member] | Noncontrolling Interest
Stockholders' Equity Attributable to Noncontrolling Interest								$ 31,735,000	$ 0
Entergy Texas [Member]
Stockholders' Equity Attributable to Noncontrolling Interest								$ 38,750,000	$ 38,750,000
Preferred Stock, Shares Outstanding								1,550,000	1,550,000
Preferred Stock, Shares Authorized								1,550,000	1,550,000
Preferred Stock, Par or Stated Value Per Share								$ 25
Entergy Mississippi [Member]
Preferred Stock, Shares Outstanding								0	0
Preferred Stock, Shares Authorized								0	0
Entergy Mississippi [Member] | Noncontrolling Interest
Stockholders' Equity Attributable to Noncontrolling Interest								$ 3,347,000	$ 0
Entergy Corporation [Member]
Preferred Stock, Shares Authorized								2,000,000	2,000,000
Temporary Equity, Shares Outstanding								1,850,000	1,850,000
Total preferred stock or preferred membership interests without sinking fund								$ 317,317,000	$ 287,520,000
Entergy Arkansas [Member]
Preferred Stock, Shares Outstanding								0	0
Preferred Stock, Shares Authorized								0	0
Entergy Arkansas [Member] | Noncontrolling Interest
Stockholders' Equity Attributable to Noncontrolling Interest								$ 27,825,000	$ 33,110,000
Utility [Member]
Preferred Shares/Units, Outstanding								1,600,000	1,600,000
Preferred Units, Authorized								1,750,000	1,750,000
Total preferred stock or preferred membership interests without sinking fund								$ 293,068,000	$ 263,271,000
Preferred Stock, 8.75% Rate [Member] | Entergy Finance Holding Inc [Member]
Preferred Stock, Shares Authorized							250,000	250,000	250,000
Temporary Equity, Shares Outstanding								250,000	250,000
Temporary Equity, Carrying Amount, Attributable to Parent								$ 24,249,000	$ 24,249,000
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs								$ 751,000
Preferred Stock, Dividend Rate, Percentage							8.75%
Temporary Equity, Par Value							$ 100
Temporary Equity, Redemption Price Per Share								$ 100
Preferred Stock, Cumulative One Thousand Dollar Par Value, Seven Point Five Percent Series [Member] | Entergy Utility Holding Company LLC [Member]
Preferred Shares/Units, Outstanding								110,000	110,000
Temporary Equity, Carrying Amount, Attributable to Parent								$ 107,425,000	$ 107,425,000
Preferred Units, Authorized						110,000		110,000	110,000
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs								$ 2,575,000
Preferred Stock, Dividend Rate, Percentage						7.50%
Temporary Equity, Par Value						$ 1,000
Temporary Equity, Redemption Price Per Share								$ 1,000
Preferred Stock, Cumulative $1,000 Par Value 6.25% Series [Domain] | Entergy Utility Holding Company LLC [Member]
Preferred Shares/Units, Outstanding								15,000	15,000
Temporary Equity, Carrying Amount, Attributable to Parent								$ 14,366,000	$ 14,366,000
Preferred Units, Authorized					15,000			15,000	15,000
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs								$ 634,000
Preferred Stock, Dividend Rate, Percentage					6.25%
Temporary Equity, Par Value					$ 1,000
Temporary Equity, Redemption Price Per Share								$ 1,000
Preferred Stock, Cumulative $1,000 Par Value 6.75% Series [Domain] | Entergy Utility Holding Company LLC [Member]
Preferred Shares/Units, Outstanding								75,000	75,000
Temporary Equity, Carrying Amount, Attributable to Parent								$ 73,370,000	$ 73,370,000
Preferred Units, Authorized				75,000				75,000	75,000
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs								$ 1,630,000
Preferred Stock, Dividend Rate, Percentage				6.75%
Temporary Equity, Par Value				$ 1,000
Temporary Equity, Redemption Price Per Share								$ 1,000
Preferred Stock, Five Point Three Seven Five Percent, Series A [Member] | Entergy Texas [Member]
Stockholders' Equity Attributable to Noncontrolling Interest								$ 35,000,000	$ 35,000,000
Preferred Stock, Dividend Rate, Percentage			5.375%
Preferred Stock, Shares Outstanding								1,400,000	1,400,000
Preferred Stock, Shares Authorized								1,400,000	1,400,000
Preferred Stock, Five Point Three Seven Five Percent, Series A [Member] [Domain] | Entergy Texas [Member]
Preferred Stock, Shares Authorized			1,400,000
Preferred Stock, Dividend Rate, Percentage			5.375%
Preferred Stock, Five Point One Zero Percent, Series B | Entergy Texas [Member]
Preferred Stock, Shares Authorized		150,000
Stockholders' Equity Attributable to Noncontrolling Interest								$ 0	$ 0
Preferred Stock, Dividend Rate, Percentage		5.10%
Preferred Stock, Shares Outstanding								0	0
Preferred Stock, Shares Authorized								150,000	150,000
Preferred Stock, Five Point Three Seven Five Percent, Series A [Member] | Entergy Texas [Member]
Preferred Stock, Call Price per Share								$ 0
Stockholders' Equity Attributable to Noncontrolling Interest								$ 35,000,000	$ 35,000,000
Preferred Stock, Value, Issued			$ 35,000,000
Preferred Stock, Shares Outstanding								1,400,000	1,400,000
Preferred Stock, Shares Authorized								1,400,000	1,400,000
Preferred Stock, Five Point One Zero Percent, Series B | Entergy Texas [Member]
Preferred Stock, Call Price per Share								$ 25.50
Stockholders' Equity Attributable to Noncontrolling Interest								$ 3,750,000	$ 3,750,000
Preferred Stock, Value, Issued		$ 3,750,000
Preferred Stock, Shares Outstanding								150,000	150,000
Preferred Stock, Shares Authorized								150,000	150,000