v3.26.1
Share-Based Compensation (Tables)
 12 Months Ended
Mar. 31, 2026
Share-Based Payment Arrangement [Abstract]  
Schedule of Assumptions Used
The following weighted-average assumptions were used for options granted during fiscal 2026, fiscal 2025 and fiscal 2024:
 Fiscal 2026Fiscal 2025Fiscal 2024
Risk-free interest rate4.02 %4.21 %3.59 %
Expected life of options6.1 years6.1 years6.0 years
Expected dividend yield of stock1.12 %0.94 %1.08 %
Expected volatility of stock28.16 %28.42 %27.92 %
Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding
A summary of share option activity is as follows:
 Number of
Options		Weighted
Average
Exercise
Price		Average
Remaining
Contractual
Term		Aggregate
Intrinsic
Value
(in millions)
Outstanding at March 31, 20251,823,883 $185.51 
Granted187,058 265.21 
Exercised(287,514)123.46 
Forfeited(6,560)245.47 
Outstanding at March 31, 20261,716,867 $204.51 5.7 years$49.7 
Exercisable at March 31, 20261,223,025 $186.44 4.7 years$49.6 
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity
A summary of the non-vested restricted share and restricted share unit activity is presented below:
 Number of
Restricted
Shares		Number of Restricted Share UnitsWeighted-Average
Grant Date
Fair Value
Non-vested at March 31, 2025449,131 29,555 $214.21 
Granted167,055 17,298 241.42 
Vested(137,143)(2,644)207.10 
Forfeited(22,963)(13,920)220.81 
Non-vested at March 31, 2026456,080 30,289 $226.73