Restructuring Activities - Additional Information (Details) - USD ($)		3 Months Ended	6 Months Ended
	Feb. 07, 2023	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023	Jan. 31, 2024
Restructuring Cost and Reserve [Line Items]
Restructuring costs (benefits)		$ (187,000)	$ 0	$ 72,993,000
Restructuring liability			$ 0		$ 0
Employee Transition, Severance Payments, And Employee Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring costs (benefits)		(400,000)		54,400,000
Employee Stock-Based Compensation Awards
Restructuring Cost and Reserve [Line Items]
Restructuring costs (benefits)				17,300,000
Other Related Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs (benefits)		$ 200,000		$ 1,300,000
The Plan
Restructuring Cost and Reserve [Line Items]
Reduction in current workforce	15.00%