Segments (Details) $ in Millions	3 Months Ended
	Apr. 30, 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	$ 407	$ 389
Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	289	269
U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	273	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	70	72
Asia Pacific
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	$ 48	$ 48