Stock-Based Compensation - Stock-Based Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2025	Oct. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation, net of amounts capitalized	$ 20,381	$ 15,230	$ 62,965	$ 44,177
Capitalized stock-based compensation	731	643	2,036	1,825
Total stock-based compensation	21,112	15,873	65,001	46,002
Cost of Sales | Subscription
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation, net of amounts capitalized	312	335	800	945
Cost of Sales | Professional services
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation, net of amounts capitalized	844	400	1,962	1,081
Research and development
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation, net of amounts capitalized	4,347	2,896	12,437	8,304
Sales and marketing
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation, net of amounts capitalized	6,366	5,091	18,785	16,497
General and administrative
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation, net of amounts capitalized	8,512	6,508	28,115	17,350
Restructuring
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation, net of amounts capitalized	$ 0	$ 0	$ 866	$ 0