Income Taxes - Reconciliation of Effective Income Tax Rate (Details)	12 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2020
Income Tax Disclosure [Abstract]
Tax at federal statutory rate	21.00%	21.00%	21.00%
State tax rate, net	0.00%	0.00%	0.00%
Permanent differences	0.20%	(0.60%)	(1.50%)
Warrant and earnout revaluation	20.90%	(7.80%)	(0.10%)
Stock-based compensation	8.00%	(0.20%)	(0.20%)
Intangible assets amortization	1.30%	0.00%	0.00%
Change in valuation allowance	(45.50%)	(13.60%)	(21.10%)
Transaction cost	(1.20%)	0.00%	0.00%
Research and development tax credits	2.80%	1.10%	1.80%
Section 162(m) executive compensation limitation	(5.30%)	0.00%	0.00%
Effective tax rate	2.20%	(0.10%)	(0.10%)