Segments (Details) $ in Millions	9 Months Ended
	Oct. 31, 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	$ 300	$ 345
Total Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	191	236
U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	179	221
Other Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	12	15
Europe, Middle East, and Africa
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	67	63
Asia Pacific
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	$ 42	$ 46