Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Securitized Regulatory Transition Assets, Noncurrent	$ 238,093	$ 250,830
Long-Term Transition Bond, Noncurrent	$ 248,761	$ 263,007
Preferred Stock, Shares Issued	0	0
Preferred Stock, Shares Authorized	1,000,000	1,000,000
Preferred Stock, No Par Value	$ 0	$ 0
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	66,567,334	68,126,778
Entergy Texas [Member]
Securitized Regulatory Transition Assets, Noncurrent	$ 238,093	$ 250,324
Long-Term Transition Bond, Noncurrent	$ 248,761	$ 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
Common Stock, No Par Value	$ 0	$ 0
Entergy New Orleans [Member]
Securitized Regulatory Transition Assets, Noncurrent	$ 0	$ 506
Long-Term Transition Bond, Noncurrent	$ 0	$ 5,415
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