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Schedule of Future Minimum Lease Payments under Noncancelable Operating Lease Commitments (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Sep. 30, 2022
Dec. 31, 2021
Leases        
2023 $ 66      
2024 56      
Total undiscounted minimum lease commitments 122      
Effect of discounting (2)      
Lease liabilities at September 30, 2023 $ 120 $ 66 $ 204