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Income Taxes (Schedule of Net Operating Loss Carryforwards) (Details) - USD ($)
Dec. 31, 2019
Dec. 31, 2018
Federal    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards $ 57,181,428  
State    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards   $ 60,198,158
2020 | Federal    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards 0  
2020 | State    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards   13,115
2021 - 2029 | Federal    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards 0  
2021 - 2029 | State    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards   49,392,824
2030 | Federal    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards 44,153,819  
2030 | State    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards   461,280
2031 - 2039 | Federal    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards 7,534,351  
2031 - 2039 | State    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards   9,947,070
Indefinite Period | Federal    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards $ 5,493,258  
Indefinite Period | State    
Operating Loss Carryforwards [Line Items]    
Operating loss carryforwards   $ 383,869