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Schedule of Recognized Stock-Based Compensation (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]        
Total $ 1,413,000 $ 1,061,000 $ 3,888,000 $ 3,217,000
Research and Development Expense [Member]        
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]        
Total 554,000 467,000 1,660,000 1,411,000
General and Administrative Expense [Member]        
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]        
Total $ 859,000 $ 594,000 $ 2,228,000 $ 1,806,000