v3.26.1
Stock-Based Compensation and Stock Repurchase Program - Narrative (Details) - USD ($)
shares in Millions, $ in Millions
3 Months Ended
Jun. 30, 2026
Jun. 30, 2025
May 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized compensation cost related to stock options and restricted stock rights $ 1,203    
Stock repurchased and retired during period, value   $ 376  
Restricted Stock Units (RSUs)      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based compensation arrangement by share-based payment award, award vesting period 3 years    
Unrecognized compensation cost related to stock options and restricted stock rights $ 1,106    
Weighted-average service period 2 years    
Market-Based Restricted Stock Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Measurement periods for performance based restricted stock 3 years    
Measurement periods for common stock, absolute TSR 3 years    
Unrecognized compensation cost related to stock options and restricted stock rights $ 16    
Market-Based Restricted Stock Units | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage range of shares received at vesting based on total stockholder return ("TSR") 0.00%    
Percentage range of shares received at vesting based on absolute total stock return measurement 0.00%    
Market-Based Restricted Stock Units | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage range of shares received at vesting based on total stockholder return ("TSR") 200.00%    
Percentage range of shares received at vesting based on absolute total stock return measurement 75.00%    
Performance Based Restricted Stock Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized compensation cost related to stock options and restricted stock rights $ 81    
Performance Based Restricted Stock Units | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage range of shares received at vesting based on total stockholder return ("TSR") 0.00%    
Performance Based Restricted Stock Units | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Percentage range of shares received at vesting based on total stockholder return ("TSR") 200.00%    
May 2024 Repurchase Program      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Amount of common stock authorized for repurchase     $ 5,000
Stock repurchased and retired during period, shares (in shares)   3.0  
Stock repurchased and retired during period, value   $ 375  
Stock-based compensation expense      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Deferred income tax expense (benefit) $ 40 $ 20