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Stockholders' Equity - Restricted Stock (Details)
1 Months Ended 3 Months Ended 12 Months Ended
Jan. 04, 2020
USD ($)
shares
Mar. 29, 2019
USD ($)
shares
Aug. 14, 2017
USD ($)
Jan. 31, 2020
USD ($)
directors
shares
Jan. 31, 2019
USD ($)
directors
shares
Mar. 31, 2020
USD ($)
shares
Mar. 31, 2019
USD ($)
Dec. 31, 2019
USD ($)
shares
Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Number of independent directors | directors       5 6        
Stock issued for payment of services           $ 31,250 $ 37,498    
Fair value of common stock issued for future services           $ 125,000 192,550    
Restricted Stock Units (RSUs) [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period | shares           5,000   54,335  
Fair value of common stock issued for future services           $ 327,493      
Restricted stock units, nonvested weighted average remaining contractual terms           1 year 9 months   3 years 2 months 1 year
Restricted stock                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period | shares           0   8,057  
Restricted stock or unit expense           $ 13,535 38,412    
Restricted stock units, nonvested weighted average remaining contractual terms           10 months   1 year 11 months 1 year 5 months
Adjustments to additional paid in capital, share-based compensation, requisite service period recognition (in dollars)           $ 31,250 $ 37,498    
Restricted stock | Share-based Payment Arrangement, Independent Directors [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Stock issued for payment of services       $ 125,000 $ 150,000        
Stock issued for payment of services (shares) | shares       390,625 88,758        
Prepaid Expenses [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Fair value of common stock issued for future services           148,282      
Chief Executive Officer [Member] | Restricted stock                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Stock issued for payment of services   $ 36,427              
Number of vesting period equal monthly installments   12 months              
Stock issued for payment of services (shares) | shares   27,184              
Chief Operating Officer [Member] | Restricted Stock Units (RSUs) [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Stock issued for payment of services $ 23,739                
Stock issued for payment of services (shares) | shares 84,994                
Chief Operating Officer [Member] | Restricted stock                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Stock issued for payment of services     $ 6,124            
Number of vesting period equal monthly installments     48 months            
Stock issued for payment of services (shares) | shares   4,570              
Ms. Golder [Member] | Restricted stock                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Shares Issued, Value, Share-based Payment Arrangement, Forfeited               $ 8,335  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period | shares               4,932  
Equity Incentive 2011 Plan [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Nonvested           $ 63,415