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Stock-Based Compensation (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award      
Shares of common stock available for grants 9,500,000    
Stock-based compensation $ 150 $ 26 $ 147
Deferred income tax benefits on stock-based compensation $ 33 $ 7 $ 32
Stock Options      
Share-based Compensation Arrangement by Share-based Payment Award      
Stock options term, years 10 years    
Vesting percentage at the end of each of the first two 12 months period 30.00%    
Vesting percentage at the end of third 12 months period 40.00%    
Weighted-average fair value of options granted $ 21.28 $ 10.26 $ 15.92
Total intrinsic value of options exercised $ 21 $ 16 $ 62
Restricted share units      
Share-based Compensation Arrangement by Share-based Payment Award      
Restricted shares vesting period 3 years    
Total fair value of restricted share units distributed $ 118 $ 100 $ 62
Performance-based restricted share units | Minimum | Share-based Compensation Award      
Share-based Compensation Arrangement by Share-based Payment Award      
Number of performance-based share units that vest, percentage 0.00%    
Performance-based restricted share units | Maximum | Share-based Compensation Award      
Share-based Compensation Arrangement by Share-based Payment Award      
Number of performance-based share units that vest, percentage 200.00%