Equity-based compensation - Stock-based compensation in our financial statements (Details) - USD ($) $ in Thousands	12 Months Ended
Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation	$ 73,028	$ 60,147	$ 36,723
Less: stock-based compensation expense capitalized as internal-use software	(1,415)	(1,372)	(489)
Stock-based compensation expense per consolidated statements of operations	71,613	58,775	36,234
Stock-based compensation expense	71,613	58,775	36,144
Cash settled stock based compensation expense			90
Additional paid-in capital
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation	63,981	52,506	29,668
Stock-based compensation expense recorded to accrued expenses
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation	$ 9,047	$ 7,641	$ 7,055

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details