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Related Party Transactions (Narrative) (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Dr. Jennifer Buell        
Related Party Transaction [Line Items]        
Related party expenses incurred $ 66,000 $ 57,000 $ 162,000 $ 99,000