Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS' DEFICIT (Details Narrative)

v3.21.2
STOCKHOLDERS' DEFICIT (Details Narrative) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
Feb. 28, 2020
Feb. 21, 2020
Dec. 29, 2017
Oct. 31, 2018
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Apr. 05, 2021
Feb. 29, 2020
Jan. 31, 2020
Jul. 17, 2019
Jul. 16, 2019
Dec. 31, 2018
Class Of Warrant Or Right [Line Items]                          
Convertible notes         $ 13,932,000   $ 13,952,000            
Debt instrument exercise price   $ 3.00               $ 5.87      
Conversion Price         $ 10.00                
Maturity date   Apr. 21, 2021                      
Conversion debentures price   $ 3.00               $ 9.52      
Share-based compensation         $ 209,000 $ 588,000              
Period remaining for recognition of unrecognized compensation cost         1 year 6 months                
Common stock issued for cash (net of issuance cost)         $ 142,000 $ 2,530,000              
Common Stock [Member]                          
Class Of Warrant Or Right [Line Items]                          
Common stock issued for cash (net of issuance cost) (in shares)         515,743 322,920              
Common stock issued for cash (net of issuance cost)         $ 1,000 $ 1,000              
2011 Stock Incentive Option Plan [Member]                          
Class Of Warrant Or Right [Line Items]                          
Total unrecognized compensation cost         $ 1,900,000                
2011 Stock Incentive Option Plan [Member] | Adjustment of Merger Exchange Ratio [Member]                          
Class Of Warrant Or Right [Line Items]                          
Exercisable term         10 years                
2011 Stock Incentive Option Plan [Member] | Adjustment of Merger Exchange Ratio [Member] | Common Stock [Member]                          
Class Of Warrant Or Right [Line Items]                          
Stock options granted to purchase common stock         0   50,000            
2011 Stock Incentive Option Plan [Member] | Adjustment of Merger Exchange Ratio [Member] | Share Based Compensation Award, Tranche One [Member]                          
Class Of Warrant Or Right [Line Items]                          
Vesting period         1 year                
Vesting percentage         33.33%                
2011 Stock Incentive Option Plan [Member] | Adjustment of Merger Exchange Ratio [Member] | Share Based Compensation Award, Tranche Two [Member]                          
Class Of Warrant Or Right [Line Items]                          
Vesting period         2 years                
Vesting percentage         66.67%                
2011 Stock Incentive Option Plan [Member] | Stock Options [Member]                          
Class Of Warrant Or Right [Line Items]                          
Number of shares authorized under the plan                         9,000,000
Expiration period         10 years                
Vesting period         3 years                
Share-based compensation         $ 200,000 $ 600,000              
Amended and Restated Warrants [Member]                          
Class Of Warrant Or Right [Line Items]                          
Debt instrument exercise price                     $ 5.87    
Amended and Restated Debentures [Member]                          
Class Of Warrant Or Right [Line Items]                          
Debt instrument exercise price   2.00             $ 2.00        
Conversion debentures price   $ 2.00                      
Initial shares under purchase agreement   100,000                      
Stock price   $ 2.00                      
Senior Secured Convertible Debentures [Member] | Securities Purchase Agreement [Member]                          
Class Of Warrant Or Right [Line Items]                          
Percentage of monthly payments interest rate               10.00%          
Senior Secured Convertible Debentures [Member] | Amended and Restated Debentures [Member]                          
Class Of Warrant Or Right [Line Items]                          
Percentage of monthly payments interest rate   10.00%                      
GPB Debt Holdings II, LLC [Member] | Amended and Restated Warrants [Member]                          
Class Of Warrant Or Right [Line Items]                          
Debt instrument exercise price                       $ 10.00  
GPB Debt Holdings II, LLC [Member] | Maximum [Member] | Amended and Restated Warrants [Member]                          
Class Of Warrant Or Right [Line Items]                          
Debt face amount percentage                       1,460,000  
GPB Debt Holdings II, LLC [Member] | Senior Secured Convertible Promissory Note [Member]                          
Class Of Warrant Or Right [Line Items]                          
Debt face amount percentage     240,764                    
Debt instrument exercise price     $ 10.80                    
Initial warrants exercisable period after issuance     5 years                    
GPB Debt Holdings II, LLC [Member] | Purchase Agreement With 10% Senior Secured Debentures [Member] | Securities Purchase Agreement [Member]                          
Class Of Warrant Or Right [Line Items]                          
Percentage of monthly payments interest rate       10.00%                  
Principal amount of debentures and warrants issued       $ 12,200,000                  
Debenture and warrants issued to original loan       $ 13,200,000                  
GPB Debt Holdings II, LLC [Member] | Purchase Agreement With 10% Senior Secured Debentures [Member] | Maximum [Member] | Securities Purchase Agreement [Member]                          
Class Of Warrant Or Right [Line Items]                          
Number of common stock to be purchased       1,220,000                  
GPB Debt Holdings II, LLC [Member] | Amended and Restated Debentures [Member]                          
Class Of Warrant Or Right [Line Items]                          
Conversion Price                       $ 10.00  
GPB Debt Holdings II, LLC [Member] | Convertible Debt [Member] | Senior Secured Convertible Promissory Note [Member]                          
Class Of Warrant Or Right [Line Items]                          
Convertible notes     $ 13,000,000                    
Convertible notes aggregate purchase price     $ 12,500,000                    
Original issue discount percentage     4.00%                    
Lincoln Park Capital Fund, LLC [Member]                          
Class Of Warrant Or Right [Line Items]                          
Initial shares under purchase agreement 100,000                        
Stock price $ 2.00                        
Maximum number of common shares elect to sell 25,000,000                        
Maximum purchase shares of common stock 20,000                        
Maximum purchase of common stock in single regular purchase $ 1,000,000                        
Common stock issued for cash (net of issuance cost) (in shares) 415,743                        
Common stock issued for cash (net of issuance cost) $ 750,000                        
Lincoln Park Capital Fund, LLC [Member] | Minimum [Member]                          
Class Of Warrant Or Right [Line Items]                          
Affiliates beneficial ownership percentage 4.99%