v3.26.1
Stock-Based Compensation, Employee Benefit Plans, and Stock Repurchase Program - Schedule of Stock Repurchase Program (Details) - USD ($)
shares in Millions, $ in Millions
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock repurchased and retired during period, value $ 751 $ 2,520 $ 1,308
Total      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock repurchased and retired during period (in shares) 5.3 17.6 10.0
Stock repurchased and retired during period, value $ 750 $ 2,500 $ 1,300
August 2022 Program      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock repurchased and retired during period (in shares) 0.0 1.2 10.0
Stock repurchased and retired during period, value $ 0 $ 152 $ 1,300
May 2024 Program      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock repurchased and retired during period (in shares) 5.3 16.4 0.0
Stock repurchased and retired during period, value $ 750 $ 2,348 $ 0