v3.24.0.1
Share-Based Compensation (Tables)
 12 Months Ended
Dec. 31, 2023
Share-Based Payment Arrangement [Abstract]  
Schedule of recognized share-based compensation expense
Year ended December 31 (in millions)
202320222021
Share-based compensation expense$1,021 $1,100 $1,081 
Schedule of stock option and restricted share units activity
Stock Options and Restricted Share Units
As of December 31, 2023, unless otherwise stated (in millions, except per share data)Stock
Options		RSUs
Awards granted during 202358 26 
Weighted-average exercise price of awards granted during 2023$36.58  
Stock options outstanding and nonvested RSUs257 50 
Weighted-average exercise price of stock options outstanding$41.16 
Weighted-average fair value at grant date of nonvested RSUs $42.21 
Schedule of stock option and restricted share units weighted-average fair value and significant assumptions
The table below presents the weighted-average fair value on the date of grant of RSUs and stock options awarded under our various plans and the related weighted-average valuation assumptions.
Year ended December 31202320222021
RSUs fair value$37.14 $45.20 $54.52 
Stock options fair value$8.41 $8.77 $9.72 
Stock Option Valuation Assumptions:
Dividend yield3.2 %2.4 %1.8 %
Expected volatility26.2 %25.0 %22.8 %
Risk-free interest rate4.2 %1.8 %0.9 %
Expected option life (in years)5.95.85.9