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Leases (Details 1) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Leases        
Operating cash outflows from Wr lease payments $ 11 $ 8 $ 22 $ 18
Leased assets recorded in exchange for new operating lease liabilities -net $ 87 $ 0 $ 87 $ 0