v3.26.1
Restructuring (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jul. 31, 2026
Apr. 30, 2026
Jul. 31, 2025
Jul. 31, 2026
Jul. 31, 2025
Jan. 31, 2026
Restructuring Cost and Reserve [Line Items]            
Restructuring charges [1] $ 0   $ 1 $ 0 $ 167  
Fiscal 2027 Restructuring Plan            
Restructuring Cost and Reserve [Line Items]            
Percent of positions eliminated   2.00%        
Restructuring liability $ 0     $ 0   $ 41
Restructuring and related costs           135
Fiscal 2027 Restructuring Plan | Workforce Reduction            
Restructuring Cost and Reserve [Line Items]            
Restructuring and related costs           55
Fiscal 2027 Restructuring Plan | Office Space Reduction and Other Long-Lived Assets            
Restructuring Cost and Reserve [Line Items]            
Restructuring and related costs           80
Fiscal 2026 Restructuring Plan            
Restructuring Cost and Reserve [Line Items]            
Percent of positions eliminated         7.50%  
Restructuring liability           0
Restructuring and related costs           233
Restructuring charges     $ 1   $ 167  
Fiscal 2026 Restructuring Plan | Workforce Reduction            
Restructuring Cost and Reserve [Line Items]            
Restructuring and related costs           196
Fiscal 2026 Restructuring Plan | Office Space Reduction and Other Long-Lived Assets            
Restructuring Cost and Reserve [Line Items]            
Restructuring and related costs           $ 37
[1]
(1) Costs and expenses include share-based compensation expense as follows:
Three Months Ended July 31, Six Months Ended July 31,
2026202520262025
Costs of subscription services$44 $39 $80 $81 
Costs of professional services30 28 56 58 
Product development217 170 401 353 
Sales and marketing93 84 183 177 
General and administrative78 70 151 140 
Restructuring0 0 0 42 
Total share-based compensation expense$462 $391 $871 $851