Geographic Information - Revenue by Geographic Area (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2025	Oct. 31, 2024
Concentration Risk [Line Items]
Total revenue	$ 79,403	$ 79,764	$ 239,232	$ 238,274
United States
Concentration Risk [Line Items]
Total revenue	$ 62,939	$ 63,343	$ 191,033	$ 189,715
United States | Revenue | Geographic concentration
Concentration Risk [Line Items]
Percentage of revenue by geographic area (percent)	79.00%	79.00%	80.00%	80.00%
International
Concentration Risk [Line Items]
Total revenue	$ 16,464	$ 16,421	$ 48,199	$ 48,559
International | Revenue | Geographic concentration
Concentration Risk [Line Items]
Percentage of revenue by geographic area (percent)	21.00%	21.00%	20.00%	20.00%