Segments (Details) $ in Millions	3 Months Ended
	Apr. 30, 2024 USD ($) segment	Jan. 31, 2024 USD ($)
Revenues from External Customers and Long-Lived Assets [Line Items]
Number of operating segments | segment	1
Total long-lived assets	$ 331	$ 345
Total Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	224	236
U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	210	221
Other Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	14	15
Europe, Middle East, and Africa
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	64	63
Asia Pacific
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	$ 43	$ 46