v3.22.2.2
Cloud Computing Arrangements (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Oct. 31, 2022
Oct. 31, 2021
Oct. 31, 2022
Oct. 31, 2021
Jan. 31, 2022
Capitalized Contract Cost [Line Items]          
Capitalized software development costs $ 178   $ 178   $ 128
Amortization 7 $ 4 16 $ 7  
Cloud-based Software Hosting Arrangements          
Capitalized Contract Cost [Line Items]          
Accumulated amortization $ 33   $ 33   $ 17