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Commitments (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
May 01, 2022
Future minimum payments      
2022 $ 188    
Total lease payments 188    
Less: imputed interest (4)    
Total operating lease liabilities 184    
Operating leases      
Rent expense 200 $ 200  
Lease payments $ 200 $ 200  
Forecast      
Future minimum payments      
Total lease payments     $ 1,600