Commitment and Contingencies (Tables)
 12 Months Ended
Dec. 31, 2021
Commitments and Contingencies Disclosure [Abstract]  
Lease, Cost
The components of lease expense were as follows:
Year Ended December 31,
202120202019
Operating lease cost$2,435 $3,267 $3,723 
Variable lease costs97 49 176 
Total lease costs$2,532 $3,316 $3,899 
Other information related to leases was as follows:
As of December 31,
202120202019
Lease Term and Discount Rate
Weighted average remaining lease term (in years)5.76.67.0
Weighted average discount rate7.0 %7.1 %7.2 %
Lessee, Operating Lease, Liability, Maturity
As of December 31, 2021, maturities of lease liabilities were as follows:
Year Ending December 31:Operating Leases
2022$1,806 
20231,842 
20241,733 
20251,678 
20261,597 
Thereafter
1,386 
Total lease payments
$10,042 
Less: Imputed interest
(1,835)
Total lease liabilities
$8,207