Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Securitized Regulatory Transition Assets, Noncurrent	$ 257,502	$ 282,886
Long-term Transition Bond, Noncurrent	$ 278,286	$ 292,760
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	279,653,929	279,653,929
Treasury Stock, Shares	68,182,125	68,477,429
Entergy Texas [Member]
Securitized Regulatory Transition Assets, Noncurrent	$ 253,952	$ 269,523
Long-term Transition Bond, Noncurrent	$ 266,480	$ 275,064
Common Stock, Par or Stated Value Per Share	$ 0	$ 0
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
Entergy New Orleans [Member]
Securitized Regulatory Transition Assets, Noncurrent	$ 3,550	$ 13,363
Long-term Transition Bond, Noncurrent	$ 11,806	$ 17,697
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