Segments (Details) $ in Millions	6 Months Ended
	Jul. 31, 2023 USD ($) segment	Jan. 31, 2023 USD ($)
Revenues from External Customers and Long-Lived Assets [Line Items]
Number of operating segments | segment	1
Total long-lived assets	$ 384	$ 389
Total Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	274	269
U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	258	256
Other Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	16	13
Europe, Middle East and Africa
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	65	72
Asia Pacific
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	$ 45	$ 48