Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Securitized Regulatory Transition Assets, Noncurrent	$ 243,478	$ 250,830
Long-Term Transition Bond, Noncurrent	$ 248,670	$ 263,007
Preferred Stock, Shares Issued	0	0
Preferred Stock, Shares Authorized	1,000,000	1,000,000
Common Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Common Stock, Shares Authorized	499,000,000	499,000,000
Common Stock, Shares, Issued	280,975,348	280,975,348
Treasury Stock, Common, Shares	67,166,752	68,126,778
Prepaid Expense and Other Assets, Current	$ 247,056	$ 213,016
Commitments and Contingencies
Cash and Cash Equivalents, at Carrying Value	1,355,164	132,548
Cash	82,850	71,609
Entergy Texas [Member]
Securitized Regulatory Transition Assets, Noncurrent	243,478	250,324
Long-Term Transition Bond, Noncurrent	$ 248,670	$ 257,592
Common Stock, Shares Authorized	200,000,000	200,000,000
Common Stock, Shares, Issued	46,525,000	46,525,000
Common Stock, Shares, Outstanding	46,525,000	46,525,000
Prepaid Expense and Other Assets, Current	$ 41,518	$ 35,232
Commitments and Contingencies
Common Stock, No Par Value	$ 0	$ 0
Cash and Cash Equivalents, at Carrying Value	$ 124,906	$ 21,986
Cash	26	1,497
Entergy New Orleans [Member]
Securitized Regulatory Transition Assets, Noncurrent	0	506
Long-Term Transition Bond, Noncurrent	0	5,415
Prepaid Expense and Other Assets, Current	19,146	11,482
Commitments and Contingencies
Prepaid Taxes	0	1,574
Cash and Cash Equivalents, at Carrying Value	6,558	26
Cash	$ 26	$ 26
System Energy [Member]
Common Stock, Par or Stated Value Per Share	$ 0	$ 0
Common Stock, Shares Authorized	1,000,000	1,000,000
Common Stock, Shares, Issued	789,350	789,350
Common Stock, Shares, Outstanding	789,350	789,350
Prepaid Expense and Other Assets, Current	$ 8,512	$ 3,373
Commitments and Contingencies
Cash and Cash Equivalents, at Carrying Value	31,078	60
Cash	$ 240	$ 60