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Statement of Changes in Stockholders' Equity (Unaudited) - USD ($)
$ in Millions
Total
Common Stock
Additional Paid-in Capital
Retained Earnings
Common Stock Held in Treasury
Accumulated Other Comprehensive Income (Loss)
Non-controlling Interest
Beginning balance at Dec. 31, 2020 $ 3,182 $ 6 $ 1,362 $ 23,114 $ (19,659) $ (1,642) $ 1
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net income 671     671      
Common stock issued for stock-based compensation 17   5   12    
Stock-based compensation expense 11   11        
Repurchases of common stock (250)       (250)    
Dividends declared (360)     (360)      
Other comprehensive income (loss) 4         4  
Noncontrolling interest 1   0       1
Ending balance at Mar. 31, 2021 3,276 6 1,378 23,425 (19,897) (1,638) 2
Beginning balance at Dec. 31, 2021 3,626 6 1,432 24,325 (20,636) (1,502) 1
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net income 662     662      
Common stock issued for stock-based compensation 2   (1)   3    
Stock-based compensation expense 16   16        
Repurchases of common stock (375)       (375)    
Dividends declared (380)     (380)      
Other comprehensive income (loss) 31         31  
Ending balance at Mar. 31, 2022 $ 3,582 $ 6 $ 1,447 $ 24,607 $ (21,008) $ (1,471) $ 1