v3.25.4
Stockholders' Equity - Narrative (Details) - USD ($)
$ / shares in Units, $ in Millions
1 Months Ended 3 Months Ended 12 Months Ended
Feb. 28, 2026
Sep. 30, 2025
Jan. 31, 2026
Oct. 31, 2025
Jul. 31, 2025
Apr. 30, 2025
Jan. 31, 2025
Oct. 31, 2024
Jul. 31, 2024
Apr. 30, 2024
Jan. 31, 2026
Jan. 31, 2025
Jan. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Total intrinsic value of the options exercised during the period                     $ 200 $ 700 $ 600
Weighted-average remaining contractual life of vested and expected to vest options (in years)                     2 years 9 months 18 days    
Options vested (in shares)     5,000,000               5,000,000    
Weighted average exercise price vested (in dollars per share)     $ 199.85               $ 199.85    
Remaining contractual term (in years)                     2 years 6 months    
Total intrinsic value of vested options     $ 115               $ 115    
Weighted-average fair value per share of grants (in dollars per share)                     $ 0.001    
Fair value of shares vested in period                     $ 3,300 $ 3,400  
Preferred stock, shares authorized (in shares)     5,000,000       5,000,000       5,000,000 5,000,000  
Preferred stock, shares outstanding (in shares)     0       0       0 0  
Dividend per Share (in dollars per share)     $ 0.416 $ 0.416 $ 0.416 $ 0.416 $ 0.40 $ 0.40 $ 0.40 $ 0.40      
Subsequent Event                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Dividend per Share (in dollars per share) $ 0.44                        
Share Repurchase Program                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Increased authorized amount of stock repurchase   $ 20,000                      
Aggregate total authorization   $ 50,000                      
Common stock authorized repurchase amount     $ 17,900               $ 17,900    
Share Repurchase Program | Subsequent Event                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Aggregate total authorization $ 50,000                        
Stock Options                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Term of stock options (in years)                     7 years    
Weighted-average fair value per share of grants (in dollars per share)                     $ 92.06 $ 114.96 $ 66.95
Restricted stock                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Period for recognition (in years)                     4 years    
Performance shares | Minimum                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Vesting period (in years)                     1 year    
Award vesting percentage                     0.00%    
Performance shares | Maximum                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Vesting period (in years)                     4 years    
Award vesting percentage                     200.00%