v3.25.4
Geographic Information (Detail)
$ in Millions
12 Months Ended
Jan. 31, 2026
USD ($)
market
Jan. 31, 2025
USD ($)
Jan. 31, 2024
USD ($)
Disaggregation of Revenue [Line Items]      
Number of primary geographical markets | market 2    
Revenues $ 9,552 $ 8,446 $ 7,259
U.S.      
Disaggregation of Revenue [Line Items]      
Revenues 7,176 6,332 5,457
Other countries      
Disaggregation of Revenue [Line Items]      
Revenues $ 2,376 $ 2,114 $ 1,802