General form of registration statement for all companies including face-amount certificate companies

STOCKHOLDERS' EQUITY (DEFICIT) (Narrative) (Details)

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STOCKHOLDERS' EQUITY (DEFICIT) (Narrative) (Details) - USD ($)
1 Months Ended 3 Months Ended 4 Months Ended 6 Months Ended 9 Months Ended 12 Months Ended
Nov. 24, 2017
Apr. 30, 2020
Aug. 28, 2019
Mar. 31, 2019
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Dec. 31, 2020
Jun. 30, 2019
Sep. 30, 2019
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Apr. 23, 2018
Mar. 31, 2018
Dec. 31, 2017
Class of Stock [Line Items]                                  
Preferred stock authorized               10,000,000 10,000,000     10,000,000 10,000,000        
Issuance of common stock                       $ 9,253,128          
Shares available for grant                 321,429     321,429          
Common stock issued for services                       $ 52,500 $ 32,917        
Treasury stock               $ 157,452 $ 157,452     $ 157,452 $ 157,452       $ 148,000
Treasury stock shares               1,324 1,324     1,324 1,324       235
Repurchase of common stock                       $ 7,993        
Proceeds from warrants exercise                       2,318,020        
Total compensation cost for stock options not yet recognized                 $ 264,256     264,256          
Common Stock [Member]                                  
Class of Stock [Line Items]                                  
Issuance of common stock                       $ 1,542          
Issuance of common stock, shares                       1,542,188          
Conversion of preferred stock               $ 375,000     $ 750,000            
Common stock issued for services                       $ 12 $ 4        
Common stock issued for services, shares                       11,112 4,523        
Conversion of stock shares converted               53,571     107,142            
Conversion of stock converted value               $ 375,000     $ 750,000            
Shareholder [Member]                                  
Class of Stock [Line Items]                                  
Exercise price       $ 9.10                          
Warrants to purchase shares of common stock       214,286                          
Proceeds from warrants exercise                       $ 1,650,000          
Reduced exercise price       $ 7.70                          
Shareholder [Member]                                  
Class of Stock [Line Items]                                  
Market value of stock repurchased                         $ 10.08 $ 7.00      
Repurchase of common stock                         $ 115 $ 84      
Shareholder [Member]                                  
Class of Stock [Line Items]                                  
Market value of stock repurchased                         $ 9.09 $ 6.30      
Repurchase of common stock                         $ 753 $ 140      
Series B Convertible Preferred Stock [Member]                                  
Class of Stock [Line Items]                                  
Preferred stock authorized                 10,000,000     10,000,000          
Preferred stock, shares issued                 15,000     15,000          
Conversion price                 $ 7.00     $ 7.00          
Conversion of preferred stock                       $ 1,000          
Conversion of stock converted value                       $ 1,000          
Series B Convertible Preferred Stock [Member] | SPA [Member]                                  
Class of Stock [Line Items]                                  
Preferred stock, shares issued 2,830                                
Exercise price $ 1,000                                
Conversion of preferred stock $ 2,830,000                                
Conversion of stock converted value $ 2,830,000                                
Series B Convertible Preferred Stock [Member]                                  
Class of Stock [Line Items]                                  
Preferred stock authorized               15,000 15,000     15,000 15,000        
Preferred stock, shares issued 1,705             1,705 1,705     1,705 1,705        
Preferred stock, shares outstanding 1,705             1,705 1,705     1,705 1,705        
Warrant [Member]                                  
Class of Stock [Line Items]                                  
Issuance of common stock, shares                   9,878              
Number of options issued         67,500                        
Number of options expired         1,197                        
Number of forfeited options         9,450                        
Warrants to purchase shares of common stock       214,286       357   66,756 19,643   357        
Proceeds from warrants exercise       $ 1,650,000           $ 514,020 $ 151,250   $ 2,750        
Common stock issued for cashless exercise                   46,571              
Series B Preferred Stock [Member]                                  
Class of Stock [Line Items]                                  
Conversion of stock shares converted               375     750            
Employee Stock Options [Member]                                  
Class of Stock [Line Items]                                  
Common stock on the date of grant, term of the stock option                       not exceed 10 years          
Voting rights                       more than 10% of the total combined voting power of all classes of capital stock          
Aggregate fair market value of common stock                       $ 100,000          
Employees and Directors [Member]                                  
Class of Stock [Line Items]                                  
Stock-based compensation expense                       $ 454,770 44,874        
Board of Directors [Member]                                  
Class of Stock [Line Items]                                  
Common stock issued for services     $ 19,167   $ 37,500 $ 7,500 $ 7,500           $ 13,750        
Common stock issued for services, shares     2,484   7,869 1,632 1,611           2,039        
Key staff members, officers and directors [Member]                                  
Class of Stock [Line Items]                                  
Options exercise price   $ 14.00                              
Number of options issued   160,866                              
Key staff members, officers and directors [Member] | Transaction One [Member]                                  
Class of Stock [Line Items]                                  
Options exercise price   $ 4.74                              
Number of options issued   149,424                              
Number of forfeited options   536                              
Key staff members, officers and directors [Member] | Minimum [Member]                                  
Class of Stock [Line Items]                                  
Options exercise price   $ 6.00                              
New CEO and two key staff members [Member]                                  
Class of Stock [Line Items]                                  
Number of options issued                 140,000                
New CEO and two key staff members [Member] | Minimum [Member]                                  
Class of Stock [Line Items]                                  
Options exercise price                 $ 4.18     $ 4.18          
New CEO and two key staff members [Member] | Maximum [Member]                                  
Class of Stock [Line Items]                                  
Options exercise price                 $ 4.35     $ 4.35          
Two Directors [Member]                                  
Class of Stock [Line Items]                                  
Number of options issued                         17,144        
Board and Former Officer [Member]                                  
Class of Stock [Line Items]                                  
Number of forfeited options                         14,286        
2016 Equity Incentive Plan [Member]                                  
Class of Stock [Line Items]                                  
Issuance of Common stock under Awards                       16,327          
Shares available for grant                               178,572  
2016 Equity Incentive Plan [Member] | Employees and Directors [Member]                                  
Class of Stock [Line Items]                                  
Shares available for grant                 451,898     451,898     160,152