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Consolidated Statements of Changes In Stockholders' Equity - USD ($)
$ in Millions
Total
Common Stock
Additional Paid-in Capital
Accumulated other comprehensive loss
Retained Income
Balance at Beginning of Year at Dec. 31, 2019 $ 15,184 $ 259 $ 2,209 $ (491) $ 13,207
Comprehensive income:          
Net income 2,013       2,013
Other comprehensive income (loss) (103)     (103)  
Total comprehensive income 1,910        
Dividends on Common Stock (960)       (960)
Share repurchases (1,439) (7) (59)   (1,373)
Stock-based compensation 96 2 98   (4)
Balance at End of Year at Dec. 31, 2020 14,791 254 2,248 (594) 12,883
Comprehensive income:          
Net income 3,005       3,005
Other comprehensive income (loss) 192     192  
Total comprehensive income 3,197        
Dividends on Common Stock (1,028)       (1,028)
Share repurchases (3,390) (13) (106)   (3,271)
Stock-based compensation 71 1 73   (3)
Balance at End of Year at Dec. 31, 2021 13,641 242 2,215 (402) 11,586
Comprehensive income:          
Net income 3,270       3,270
Other comprehensive income (loss) 51     51  
Total comprehensive income 3,321        
Dividends on Common Stock (1,167)       (1,167)
Share repurchases (3,110) (13) (108)   (2,989)
Stock-based compensation 48 1 50   (3)
Balance at End of Year at Dec. 31, 2022 $ 12,733 $ 230 $ 2,157 $ (351) $ 10,697