Segment Information - Schedule of Segment Reporting Information, by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2025	Oct. 31, 2024
Segment Reporting Information [Line Items]
Revenue	$ 111,998	$ 113,989	$ 334,575	$ 307,866
Less:
Cost of revenue	29,203	26,247	84,368	70,086
Sales and marketing	34,037	43,667	102,314	128,878
Research and development	22,614	21,070	67,863	56,709
Net income (loss)	6,136	(12,799)	33,657	(20,673)
Reportable Segment
Segment Reporting Information [Line Items]
Revenue	111,998	113,989	334,575	307,866
Less:
Cost of revenue	25,121	23,429	73,372	65,882
Sales and marketing	29,012	35,684	90,578	114,989
Research and development	18,142	17,432	55,364	47,681
General and administrative	15,131	17,172	45,088	45,467
Other segment (income) expenses	18,456	33,071	36,516	54,520
Net income (loss)	$ 6,136	$ (12,799)	$ 33,657	$ (20,673)