XML 100 R78.htm IDEA: XBRL DOCUMENT v3.22.4
Stock Option Plans - Stock Option Activity and Related Information (Detail) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Share-Based Payment Arrangement [Abstract]    
Shares Under Option, Beginning balance 7.5 7.5
Shares Under Option, Granted 2.4 1.6
Shares Under Option, Exercised (1.4) (1.4)
Shares Under Option, Forfeited or canceled (0.2) (0.2)
Shares Under Option, Ending balance 8.3 7.5
Shares Under Option, Exercisable at end of year 1.8 2.1
Shares Under Option, Ending unvested and expected to vest 5.9 5.1
Weighted Average Exercise Price, Beginning balance $ 81.30 $ 65.09
Weighted Average Exercise Price, Granted 157.74 127.90
Weighted Average Exercise Price, Exercised 53.53 49.10
Weighted Average Exercise Price, Forfeited or canceled 109.10 88.84
Weighted Average Exercise Price, Ending balance 107.47 81.30
Weighted Average Exercise Price, Exercisable at end of year 61.11 51.46
Weighted Average Exercise Price, Ending unvested and expected to vest $ 118.80 $ 91.56
Weighted Average Remaining Contractual Term (in years), Ending balance 4 years 2 months 4 days 3 years 10 months 24 days
Weighted Average Remaining Contractual Term (in years), Exercisable at end of year 1 year 6 months 21 days 1 year 6 months 25 days
Weighted Average Remaining Contractual Term (in years), Ending unvested and expected to vest 4 years 10 months 9 days 4 years 8 months 19 days
Aggregate Intrinsic Value, Ending Balance $ 668.9 $ 666.3
Aggregate Intrinsic Value, Exercisable at end of year 230.8 242.3
Aggregate Intrinsic Value, Ending unvested and expected to vest $ 413.2 $ 401.7