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Share-based Compensation (Tables)
12 Months Ended
Dec. 31, 2024
Share-Based Payment Arrangement [Abstract]  
Share-based Compensation Expense and Effect on Diluted Earnings Per Common Share
Share-based compensation expense and the effect on diluted earnings per common share were as follows:
In millions, except per share data202420232022
Share-based compensation expense$172 $175 $167 
After tax$136 $155 $146 
Earnings per common share-diluted$0.19 $0.21 $0.20 
Weighted Average Assumptions
Weighted-average assumptions
202420232022
Expected dividend yield2.3 %2.3 %2.2 %
Expected stock price volatility21.2 %21.6 %21.3 %
Risk-free interest rate4.1 %3.9 %1.9 %
Expected life of options (in years)
5.85.85.7
Fair value per option granted$59.82 $54.35 $42.12 
Summary of Status and Changes of Stock Option Grants
A summary of the status of the Company’s stock option grants as of December 31, 2024, 2023 and 2022, and changes during the years then ended, is presented in the following table:
202420232022
OptionsShares in
millions
Weighted-
average
exercise
price
Weighted-
average
remaining
contractual
life in years
Aggregate
intrinsic
value in
millions
Shares in
millions
Weighted-
average
exercise
price
Shares in
millions
Weighted-
average
exercise
price
Outstanding at beginning of year10.5 $189.78 11.4 $172.27 12.0 $156.13 
Granted1.2 288.92 1.2 266.70 1.6 252.97 
Exercised(1.9)151.37 (2.0)133.76 (1.9)128.08 
Forfeited/expired(0.3)262.34   (0.1)244.95 (0.3)225.93 
Outstanding at end of year9.5 $208.72 5.4$773 10.5 $189.78 11.4 $172.27 
Exercisable at end of year6.7 $184.29 4.2$706 7.2 7.7  
Summary of RSU Activity
A summary of the Company’s RSU activity during the years ended December 31, 2024, 2023 and 2022 is presented in the following table:
 202420232022
RSUsShares in
millions
Weighted-
average
grant date
fair value
Shares in
millions
Weighted-
average
grant date
fair value
Shares in
millions
Weighted-
average
grant date
fair value
Nonvested at beginning of year1.2 $238.21 1.2 $222.32 1.3 $197.10 
Granted0.6 277.36 0.5 255.14 0.5 242.82 
Vested(0.6)220.87 (0.4)210.03 (0.4)173.31 
Forfeited0.0 273.70 (0.1)244.58 (0.2)205.61 
Nonvested at end of year1.2 $275.37 1.2 $238.21 1.2 $222.32