Property and Equipment, Net - Schedule of Impairment Loss (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2025	Oct. 31, 2024
Property, Plant and Equipment [Line Items]
Total impairment loss	$ 3,807	$ 0	$ 3,807	$ 0
Cost of revenue
Property, Plant and Equipment [Line Items]
Total impairment loss	1,097	0	1,097	0
Sales and marketing
Property, Plant and Equipment [Line Items]
Total impairment loss	1,035	0	1,035	0
Research and development
Property, Plant and Equipment [Line Items]
Total impairment loss	921	0	921	0
General and administrative
Property, Plant and Equipment [Line Items]
Total impairment loss	$ 754	$ 0	$ 754	$ 0