Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Significant Accounting Policies (Details Narrative)

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Basis of Presentation and Significant Accounting Policies (Details Narrative) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2023
Dec. 31, 2022
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]    
Cash $ 33,981,000 $ 37,144,000
Restricted cash 75,000 75,000
Tax credits reduction of research and development expense   805,000
Tax credits receivable 240,000 $ 716,000
Tax credit receivable 956,000  
United States Financial Institutions Two [Member]    
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Line Items]    
Cash FDIC insured amount $ 250,000