Restructuring and Other Related Charges - Schedule of Restructuring Costs (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023
Restructuring Cost and Reserve [Line Items]
Restructuring charges		$ 200		$ 7,800
Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 771	172	$ 1,777	7,825
One-time Termination Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring charges				1,300
Cost of revenue | Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0	46	0	463
Research and development | Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring charges	393	(12)	393	2,047
Sales and marketing | Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring charges	266	118	996	3,677
General and administrative | Employee Severance
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 112	$ 20	$ 388	$ 1,638