v3.24.4
Stock-Based Compensation Plans (Schedule of Stock-Based Compensation Plans Compensation Cost, Net of Forfeitures) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Compensation cost, net of forfeitures $ 74 $ 89 $ 103
Income tax benefit from compensation cost, net of forfeitures 18 16 15
Restricted Stock Units [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Compensation cost, net of forfeitures 69 58 46
Performance Stock Units [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Compensation cost, net of forfeitures [1] $ 5 $ 31 57
Share-based payment arrangement, plan modification, incremental cost     $ 1
[1] Total PSU expense for the year ended December 31, 2021, includes an incremental $1 million, representing a modification to the 2019 PSU award. The nature of the modification was to adjust the payout to compensate for the 2020 current expected credit loss (“CECL”) adoption impact on earnings per share (“EPS”).