Segments - Schedule of Long-lived Assets by Geographic Areas (Details) - USD ($) $ in Millions	Jul. 31, 2026	Jan. 31, 2026
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]
Total long-lived assets	$ 269	$ 278
Americas
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]
Total long-lived assets	169	167
U.S.
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]
Total long-lived assets	156	152
Other Americas
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]
Total long-lived assets	13	15
Europe, Middle East, and Africa
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]
Total long-lived assets	53	56
Asia Pacific
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]
Total long-lived assets	$ 47	$ 55