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Leases - Summary of consolidated balance sheets and statements of cash flow related to leases (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2022
Dec. 31, 2021
Balance sheet    
Operating lease right-of-use assets $ 999 $ 0
Operating lease liability, current portion 658  
Operating lease liability, less current portion 341 $ 0
Total operating lease liability 999  
Cash paid for amounts included in lease liabilities:    
Operating cash flows used for operating leases $ 345