Leases - Narrative (Details) $ in Millions	Mar. 31, 2022 USD ($) ft²
Lessee, Lease, Description [Line Items]
Weighted average remaining lease term	3 years 9 months 18 days
Weighted average discount rate (as a percent)	12.30%
Vehicles
Lessee, Lease, Description [Line Items]
Letters of credit	$ 1.2
Brisbane, California Office Space | Office Space
Lessee, Lease, Description [Line Items]
Area leased (in sq ft) | ft²	40,232
Extension term	7 years
Letters of credit	$ 0.5
Reduced letter of credit if conditions met	0.2
Additional Brisbane, California Office Space | Office Space
Lessee, Lease, Description [Line Items]
Reduced letter of credit if conditions met	$ 0.2
Area subleased | ft²	20,116