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Summary of Maturity of lease liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Leases    
2023 $ 486  
2024 373  
Minimum lease payments 859  
Less imputed interest (74)  
Total operating lease liability 785  
Current portion of operating lease liability 427 $ 374
Long-term portion of operating lease liability $ 358 $ 785