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Commitments (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Future minimum payments        
2023 $ 279   $ 279  
2024 395   395  
Total lease payments 674   674  
Less: imputed interest (31)   (31)  
Total operating lease liabilities 643   643  
Operating leases        
Rent expense 200 $ 300 300 $ 500
Lease payments $ 200 $ 300 $ 300 $ 500