Leases - Additional Information (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	May 31, 2019	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2018	Apr. 30, 2016	Apr. 30, 2014
Leases
Operating lease, term of contract				3 years	3 years	5 years
Operating lease, renewal term	5 years
Lessee, Operating Lease, Existence of Option to Extend [true false]	true
Operating lease incremental borrowing rate utilized		8.00%
Operating lease, payments		$ 100
Operating lease assets		203	$ 288
Present value of operating lease liabilities		$ 235	$ 330
Weighted average remaining lease term		2 years 8 months 12 days