Restructuring Activities - Schedule of Restructuring Expenses (Details) - USD ($)	3 Months Ended	9 Months Ended
	Oct. 31, 2023	Oct. 31, 2024	Oct. 31, 2023
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	$ 0	$ 0	$ 72,993,000
Cost of revenue
Restructuring Cost and Reserve [Line Items]
Total restructuring costs			7,119,000
Research and development
Restructuring Cost and Reserve [Line Items]
Total restructuring costs			19,629,000
Sales and marketing
Restructuring Cost and Reserve [Line Items]
Total restructuring costs			32,930,000
General and administrative
Restructuring Cost and Reserve [Line Items]
Total restructuring costs			$ 13,315,000