Income Taxes - Income Tax Paid (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2026	Jan. 31, 2025	Jan. 31, 2024
Income Tax Paid, by Individual Jurisdiction [Line Items]
State	$ 9
Income tax paid, net	(32)	$ 1,166	$ 577
United Kingdom
Income Tax Paid, by Individual Jurisdiction [Line Items]
Foreign	(619)
Japan
Income Tax Paid, by Individual Jurisdiction [Line Items]
Foreign	350
Australia
Income Tax Paid, by Individual Jurisdiction [Line Items]
Foreign	152
India
Income Tax Paid, by Individual Jurisdiction [Line Items]
Foreign	68
Other
Income Tax Paid, by Individual Jurisdiction [Line Items]
Foreign	$ 8