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Consolidated Statements of Changes in Stockholders’ Equity (Unaudited) - USD ($)
$ in Millions
Total
Common Stock
Additional Paid-in Capital
Accum. Other Comprehensive Loss
Retained Income
Beginning balance at Dec. 31, 2023 $ 12,781 $ 227 $ 2,179 $ (320) $ 10,695
Comprehensive income:          
Net income 53       53
Other comprehensive income (loss) (2)     (2)  
Total comprehensive income 51        
Dividends on common stock (305)       (305)
Stock-based compensation 9   9    
Ending balance at Mar. 31, 2024 12,536 227 2,188 (322) 10,443
Beginning balance at Dec. 31, 2023 12,781 227 2,179 (320) 10,695
Comprehensive income:          
Net income 1,889        
Other comprehensive income (loss) (12)        
Total comprehensive income 1,877        
Ending balance at Sep. 30, 2024 13,785 228 2,223 (332) 11,666
Beginning balance at Mar. 31, 2024 12,536 227 2,188 (322) 10,443
Comprehensive income:          
Net income 737       737
Other comprehensive income (loss) (8)     (8)  
Total comprehensive income 729        
Dividends on common stock (305)       (305)
Stock-based compensation 19   20   (1)
Ending balance at Jun. 30, 2024 12,979 227 2,208 (330) 10,874
Comprehensive income:          
Net income 1,099       1,099
Other comprehensive income (loss) (2)     (2)  
Total comprehensive income 1,097        
Dividends on common stock (305)       (305)
Stock-based compensation 14 1 15   (2)
Ending balance at Sep. 30, 2024 13,785 228 2,223 (332) 11,666
Beginning balance at Dec. 31, 2024 14,306 228 2,247 (262) 12,093
Comprehensive income:          
Net income 750       750
Other comprehensive income (loss) 1     1  
Total comprehensive income 751        
Dividends on common stock (306)       (306)
Share repurchases (250) (1) (9)   (240)
Stock-based compensation 10   11   (1)
Ending balance at Mar. 31, 2025 14,511 227 2,249 (261) 12,296
Beginning balance at Dec. 31, 2024 14,306 228 2,247 (262) 12,093
Comprehensive income:          
Net income 2,229        
Other comprehensive income (loss) 0        
Total comprehensive income 2,229        
Share repurchases (533)        
Ending balance at Sep. 30, 2025 15,141 226 2,283 (262) 12,894
Beginning balance at Mar. 31, 2025 14,511 227 2,249 (261) 12,296
Comprehensive income:          
Net income 768       768
Other comprehensive income (loss) 0        
Total comprehensive income 768        
Dividends on common stock (303)       (303)
Share repurchases (205) (1) (8)   (196)
Stock-based compensation 16   18   (2)
Ending balance at Jun. 30, 2025 14,787 226 2,259 (261) 12,563
Comprehensive income:          
Net income 711       711
Other comprehensive income (loss) (1)     (1)  
Total comprehensive income 710        
Dividends on common stock (303)       (303)
Share repurchases (78) (3)   (75)
Stock-based compensation 25 27   (2)
Ending balance at Sep. 30, 2025 $ 15,141 $ 226 $ 2,283 $ (262) $ 12,894