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Related Party Arrangements (Details Textual) - Chief Executive Officer - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Accrued Expenses And Other Liabilities    
Related Party Transaction [Line Items]    
Due to related parties $ 108  
Research Grants    
Related Party Transaction [Line Items]    
Total expense $ 324 $ 331