Segment and Geographic Information - Schedule of Property and Equipment by Geographic Area (Details) - USD ($) $ in Thousands	Jan. 31, 2026	Jan. 31, 2025
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	$ 528,573	$ 410,466
U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	438,689	335,472
All other countries
Revenues from External Customers and Long-Lived Assets [Line Items]
Total long-lived assets	$ 89,884	$ 74,994