Leases - (Additional Information) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2022 USD ($) ft²	Mar. 31, 2021 USD ($)
Lessee, Lease, Description [Line Items]
Operating Lease, Expense	$ 300	$ 300
Variable Lease Expenses	0	0
Operating Leases	$ 300	$ 300
Weighted Average Discount Rate Percent	6.00%
Weighted Average Remaining Lease Term	4 years 4 months 24 days
New York City [Member]
Lessee, Lease, Description [Line Items]
Area of Office Space | ft²	7,900
Lease Additional Term	5 years
Lease Existence Of Option To Extend	true
Lessee Operating Lease Expiration Year	2027
San Francisco [Member]
Lessee, Lease, Description [Line Items]
Area of Office Space | ft²	8,200
Lease Existence Of Option To Extend	false
Lessee Operating Lease Expiration Year	2022