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CONSOLIDATED STATEMENTS OF COMMON STOCKHOLDERS' EQUITY (UNAUDITED) - USD ($)
$ in Millions
Total
Common Stock
Additional Paid In Capital
Retained Earnings
Accumulated Other Comprehensive Loss
Balance (in shares) at Dec. 31, 2023   554,941,703      
Beginning balance at Dec. 31, 2023 $ 17,616 $ 1,387 $ 8,465 $ 7,858 $ (94)
Increase (Decrease) in Stockholders' Equity          
Net income 790     790  
Other comprehensive income $ 27       27
Dividends declared on common stock (USD per share) $ 1.10        
Dividends declared on common stock $ (609)     (609)  
Issuances of common stock (in shares)   2,395,348      
Issuances of common stock 113 $ 6 107    
Share-based compensation 17   17    
Balance (in shares) at Jun. 30, 2024   557,337,051      
Ending balance at Jun. 30, 2024 17,954 $ 1,393 8,589 8,039 (67)
Balance (in shares) at Mar. 31, 2024   555,470,302      
Beginning balance at Mar. 31, 2024 17,841 $ 1,389 8,481 8,042 (71)
Increase (Decrease) in Stockholders' Equity          
Net income 302     302  
Other comprehensive income $ 4       4
Dividends declared on common stock (USD per share) $ 0.55        
Dividends declared on common stock $ (305)     (305)  
Issuances of common stock (in shares)   1,866,749      
Issuances of common stock 101 $ 4 97    
Share-based compensation 11   11    
Balance (in shares) at Jun. 30, 2024   557,337,051      
Ending balance at Jun. 30, 2024 $ 17,954 $ 1,393 8,589 8,039 (67)
Balance (in shares) at Dec. 31, 2024 574,365,598 574,365,598      
Beginning balance at Dec. 31, 2024 $ 19,522 $ 1,436 9,601 8,553 (68)
Increase (Decrease) in Stockholders' Equity          
Net income 927     927  
Other comprehensive income $ 2       2
Dividends declared on common stock (USD per share) $ 1.14        
Dividends declared on common stock $ (665)     (665)  
Issuances of common stock (in shares)   16,836,247      
Issuances of common stock 1,153 $ 42 1,111    
Share-based compensation $ 22   24 (2)  
Balance (in shares) at Jun. 30, 2025 591,201,845 591,201,845      
Ending balance at Jun. 30, 2025 $ 20,961 $ 1,478 10,736 8,813 (66)
Balance (in shares) at Mar. 31, 2025   576,547,051      
Beginning balance at Mar. 31, 2025 19,804 $ 1,441 9,729 8,706 (72)
Increase (Decrease) in Stockholders' Equity          
Net income 444     444  
Other comprehensive income $ 6       6
Dividends declared on common stock (USD per share) $ 0.57        
Dividends declared on common stock $ (337)     (337)  
Issuances of common stock (in shares)   14,654,794      
Issuances of common stock 1,031 $ 37 994    
Share-based compensation $ 13   13    
Balance (in shares) at Jun. 30, 2025 591,201,845 591,201,845      
Ending balance at Jun. 30, 2025 $ 20,961 $ 1,478 $ 10,736 $ 8,813 $ (66)