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Summary of Significant Accounting Policies (Details 3) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Product sales $ 133 $ 0 $ 314 $ 14
United States Area [Member]        
Product sales 110 0 241 14
Europe [Member]        
Product sales $ 23 $ 0 $ 73 $ 0