Leases - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Leases
Cash paid for the amounts included in the measurement of lease liabilities	$ 2,400,000	$ 2,200,000	$ 300,000
Operating lease costs	$ 2,400,000	$ 2,200,000	$ 300,000
Weighted-average remaining lease term of operating leases	1 year 4 months 24 days	2 years 3 months 18 days
Weighted average discount rate	4.70%	3.50%
Right of use assets obtained in exchange for lease obligations	$ 0	$ 0
Principal Executive Office
Leases
Operating Lease term	5 years
Automobile leases and IT equipment leases
Leases
Operating Lease term	3 years