Property and Equipment, Net - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2021
Property, Plant and Equipment [Line Items]
Capitalized internal-use software costs	$ 17.5	$ 10.6	$ 2.8
Capitalized computer software, amortization	4.1	2.1	1.3
Property, Plant and Equipment
Property, Plant and Equipment [Line Items]
Depreciation and amortization	$ 6.7	$ 4.6	$ 2.8