Property and Equipment, Net - Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Jul. 31, 2022	Jan. 31, 2022
Property, Plant and Equipment
Total property and equipment, gross	$ 162,800	$ 128,526
Less: accumulated depreciation and amortization	(32,718)	(23,447)
Total property and equipment, net	130,082	105,079
Leasehold improvements
Property, Plant and Equipment
Total property and equipment, gross	54,059	51,801
Computers, equipment, and software
Property, Plant and Equipment
Total property and equipment, gross	16,210	8,735
Furniture and fixtures
Property, Plant and Equipment
Total property and equipment, gross	11,904	8,488
Capitalized internal-use software development costs
Property, Plant and Equipment
Total property and equipment, gross	36,470	17,154
Less: accumulated depreciation and amortization	(13,600)	(9,700)
Construction in progress—capitalized internal-use software development costs
Property, Plant and Equipment
Total property and equipment, gross	41,058	36,163
Construction in progress—other
Property, Plant and Equipment
Total property and equipment, gross	$ 3,099	$ 6,185