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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
Balance at Beginning of Year at Dec. 31, 2020 $ 14,791 $ 254 $ 2,248 $ (594) $ 12,883
Comprehensive income:          
Net income 673       673
Other comprehensive income 8     8  
Total comprehensive income 681        
Dividends on common stock, (249)       (249)
Share repurchases (591) (3) (19)   (569)
Stock-based compensation 11   12   (1)
Balance at End of Period at Mar. 31, 2021 14,643 251 2,241 (586) 12,737
Balance at Beginning of Year at Dec. 31, 2021 13,641 242 2,215 (402) 11,586
Comprehensive income:          
Net income 703       703
Other comprehensive income 8     8  
Total comprehensive income 711        
Dividends on common stock, (297)       (297)
Share repurchases (600) (2) (19)   (579)
Stock-based compensation 6   7   (1)
Balance at End of Period at Mar. 31, 2022 $ 13,461 $ 240 $ 2,203 $ (394) $ 11,412