v3.26.1
Consolidated Statements Of Comprehensive Income - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest $ 487,820 $ 471,954 $ 878,625 $ 834,376
Other Comprehensive Income (Loss), Net of Tax [Abstract]        
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax 1,995 4,602 (1,916) 8,331
Other Comprehensive Income (Loss), Net of Tax, Total (1,995) (4,602) 1,916 (8,331)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest, Total 485,825 467,352 880,541 826,045
Preferred dividend requirements of subsidiaries and net income (loss) attributable to noncontrolling interests 5,213 4,024 11,102 5,686
Comprehensive Income (Loss), Net of Tax, Attributable to Parent, Total 480,612 463,328 869,439 820,359
Entergy Louisiana [Member]        
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest 312,770 300,180 588,670 554,377
Other Comprehensive Income (Loss), Net of Tax [Abstract]        
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax 1,088 2,132 2,175 3,103
Other Comprehensive Income (Loss), Net of Tax, Total (1,088) (2,132) (2,175) (3,103)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest, Total 311,682 298,048 586,495 551,274
Net Income (Loss) Attributable to Noncontrolling Interest 700 745 1,407 1,497
Comprehensive Income (Loss), Net of Tax, Attributable to Parent, Total 310,982 297,303 585,088 549,777
Entergy Arkansas [Member]        
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest 85,418 99,193 168,120 185,716
Other Comprehensive Income (Loss), Net of Tax [Abstract]        
Net Income (Loss) Attributable to Noncontrolling Interest (117) (889) 473 (2,080)
System Energy [Member]        
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest $ 23,327 $ 21,325 $ 46,343 $ 44,714