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Operating Leases (Tables)
 12 Months Ended
Dec. 31, 2021
Leases [Abstract]  
Schedule of Composition of Lease Expense and Other Quantitative Information he components of operating lease expense are as follows:
Year Ended December 31,
20212020
Fixed operating lease expense$1,065 $1,080 
Variable operating lease expense64 40 
Short-term operating lease expense— 168 
$1,129 $1,288 
The weighted-average remaining lease term and discount rate are as follows:
As of December 31,
20212020
Weighted-average remaining lease term (years)3.14.1
Weighted-average discount rate9.4%9.4%
Schedule of Maturity of Operating Lease Liabilities
The following table presents the future minimum payments under the operating lease agreements with non-cancelable terms as of December 31, 2021:
Fiscal year
20221,265 
20231,320 
20241,377 
2025115 
Total operating lease payments4,077 
Less: imputed interest(556)
Present value of operating lease liabilities$3,521