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Fair Value of Financial Instruments, Assets and Liabilities Measured at Fair Value (Details) - USD ($)
Mar. 31, 2023
Dec. 31, 2022
Mar. 31, 2022
Dec. 31, 2021
Assets and Liabilities Measured at Fair Value [Abstract]        
Derivative Liability - Contingent Interest $ 1,342,000 $ 573,000    
April Note [Member]        
Assets and Liabilities Measured at Fair Value [Abstract]        
Derivative Liability - Contingent Interest 587,000 249,000 $ 391,000 $ 495,000
September Note [Member]        
Assets and Liabilities Measured at Fair Value [Abstract]        
Derivative Liability - Contingent Interest 276,000 109,000 188,000 250,000
December Note [Member]        
Assets and Liabilities Measured at Fair Value [Abstract]        
Derivative Liability - Contingent Interest 479,000 215,000 $ 276,000 $ 109,000
Recurring [Member] | Level 1 [Member]        
Assets and Liabilities Measured at Fair Value [Abstract]        
Assets 0 0    
Liabilities 0 0    
Recurring [Member] | Level 2 [Member]        
Assets and Liabilities Measured at Fair Value [Abstract]        
Assets 0 0    
Liabilities 0 0    
Recurring [Member] | April Note [Member]        
Assets and Liabilities Measured at Fair Value [Abstract]        
Derivative Liability - Contingent Interest 587,000 249,000    
Recurring [Member] | September Note [Member]        
Assets and Liabilities Measured at Fair Value [Abstract]        
Derivative Liability - Contingent Interest 276,000 109,000    
Recurring [Member] | December Note [Member]        
Assets and Liabilities Measured at Fair Value [Abstract]        
Derivative Liability - Contingent Interest $ 479,000 $ 215,000