Commitments and Contingencies - Restructuring Costs (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jul. 31, 2022	Jul. 31, 2022
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred	$ 12,000	$ 12,034
Employee Termination Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred	10,900	10,947
Lease Exit Costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred	$ 1,100	1,087
Cost of revenue | Subscription services
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred		137
Cost of revenue | Subscription services | Employee Termination Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred		40
Cost of revenue | Subscription services | Lease Exit Costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred		97
Cost of revenue | Professional services and other
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred		320
Cost of revenue | Professional services and other | Employee Termination Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred		205
Cost of revenue | Professional services and other | Lease Exit Costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred		115
Sales and marketing
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred		10,732
Sales and marketing | Employee Termination Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred		10,247
Sales and marketing | Lease Exit Costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred		485
Research and development
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred		43
Research and development | Employee Termination Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred		0
Research and development | Lease Exit Costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred		43
General and administrative
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred		802
General and administrative | Employee Termination Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred		455
General and administrative | Lease Exit Costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred		$ 347