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Income Taxes - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
Income Taxes - Narrative (Details) - USD ($) $ in Millions	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
Tax Credit Carryforward [Line Items]
Non-recurring tax benefit related to valuation allowance	$ 10.7
Unrecognized tax benefits, if recognized, would impact effective tax rate	46.5	$ 32.5	$ 19.6
Interest and penalties	4.7	$ 1.6	$ 0.4
Federal Income Tax
Tax Credit Carryforward [Line Items]
Operating loss carryforward	12.3
Federal Income Tax \| Research and Development Credit Carryforward
Tax Credit Carryforward [Line Items]
Tax credit carryforward	1.2
State Income Tax
Tax Credit Carryforward [Line Items]
Operating loss carryforward	14.2
State Income Tax \| Research and Development Credit Carryforward
Tax Credit Carryforward [Line Items]
Tax credit carryforward	31.9
Foreign Tax
Tax Credit Carryforward [Line Items]
Operating loss carryforward	$ 35.6