Commitments and Contingencies - Summary of Restructuring Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2026	Jan. 31, 2025	Jan. 31, 2024
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred	$ 4,407	$ 24,726	$ 2,626
Cost of subscription services revenue
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred	$ 585	$ 2,745	$ 114
Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration]	Total cost of revenue	Total cost of revenue	Total cost of revenue
Cost of professional services and other revenue
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred	$ 18	$ 105	$ 0
Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration]	Total cost of revenue	Total cost of revenue	Total cost of revenue
Sales and marketing
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred	$ 2,524	$ 15,452	$ 1,376
Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration]	Sales and marketing	Sales and marketing	Sales and marketing
Research and development
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred	$ (52)	$ 3,058	$ 387
Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration]	Research and development	Research and development	Research and development
General and administrative
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred	$ 1,332	$ 3,366	$ 749
Restructuring Charges, Statement of Income or Comprehensive Income [Extensible Enumeration]	General and administrative	General and administrative	General and administrative