v3.26.1
Significant Accounting Policies (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Product Information [Line Items]              
True-up adjustments to decoupling mechanisms and formula rates $ (70)   $ (275)   $ (102) $ (402)  
Income taxes 99   70   300 240  
Regulatory assets 1,352       1,352   $ 1,359
Operating income 979   927   2,584 2,463  
Net income 396 $ 919 391 $ 908 1,315 1,300  
Atlantic City Electric Company              
Product Information [Line Items]              
True-up adjustments to decoupling mechanisms and formula rates (11)   (13)   (29) (13)  
Income taxes 8   9   17 20  
Regulatory assets 75       75   $ 93
Operating income 49   51   105 111  
Net income $ 22 27 $ 24 $ 31 $ 49 $ 56  
Atlantic City Electric Company | Error Correction, Other              
Product Information [Line Items]              
True-up adjustments to decoupling mechanisms and formula rates   (14)          
Income taxes   (4)          
Regulatory assets   (14)          
Operating income   (14)          
Net income   $ (10)