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Commitments and Contingencies (Tables)
12 Months Ended
Dec. 31, 2020
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Future Minimum Lease Payments Under Operating Leases
The future minimum lease payments required under operating leases in effect at December 31, 2020 were as follows (in thousands):
 
Year ending:       
2021
   $ 992  
2022
     721  
2023
     705  
2024
     689  
2025
     615  
    
 
 
 
     $ 3,722