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Consolidated Statements of Changes in Shareholders Equity (Unaudited) - PECO - USD ($)
$ in Millions
Total
Retained Earnings
PECO Energy Co
PECO Energy Co
Common Stock
PECO Energy Co
Retained Earnings
Beginning Balance at Dec. 31, 2022     $ 5,563 $ 3,702 $ 1,861
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net income $ 669 $ 669 166   166
Common stock dividends (359) (359) (101)   (101)
Contributions from parent     330 330  
Ending Balance at Mar. 31, 2023     5,958 4,032 1,926
Beginning Balance at Dec. 31, 2022     5,563 3,702 1,861
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net income 1,711   410    
Ending Balance at Sep. 30, 2023     6,017 4,050 1,967
Beginning Balance at Mar. 31, 2023     5,958 4,032 1,926
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net income 343 343 97   97
Common stock dividends (359) (359) (101)   (101)
Ending Balance at Jun. 30, 2023     5,954 4,032 1,922
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net income 700 700 146   146
Common stock dividends (358) (358) (101)   (101)
Contributions from parent     18 18  
Ending Balance at Sep. 30, 2023     6,017 4,050 1,967
Beginning Balance at Dec. 31, 2023 25,755   6,069 4,050 2,019
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net income 658 658 149   149
Common stock dividends (381) (381) (100)   (100)
Contributions from parent     580 580  
Ending Balance at Mar. 31, 2024     6,698 4,630 2,068
Beginning Balance at Dec. 31, 2023 25,755   6,069 4,050 2,019
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net income 1,813   356    
Ending Balance at Sep. 30, 2024 26,622   6,720 4,645 2,075
Beginning Balance at Mar. 31, 2024     6,698 4,630 2,068
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net income 448 448 90   90
Common stock dividends (380) (380) (100)   (100)
Ending Balance at Jun. 30, 2024     6,688 4,630 2,058
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net income 707 707 117   117
Common stock dividends (381) $ (381) (100)   (100)
Contributions from parent     15 15  
Ending Balance at Sep. 30, 2024 $ 26,622   $ 6,720 $ 4,645 $ 2,075