Quarterly report pursuant to Section 13 or 15(d)

EMPLOYEE STOCK OPTIONS AND RESTRICTED STOCK AWARD PLAN - Additional Information (Details)

v3.20.2
EMPLOYEE STOCK OPTIONS AND RESTRICTED STOCK AWARD PLAN - Additional Information (Details) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2013
Jun. 28, 2019
Dec. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Compensation Expenses Charged Against Income For Share Based Awards Included In General And Administrative Expenses $ 1,317,542 $ 808,734 $ 1,991,337 $ 1,643,199      
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized             2,500,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized         5,000,000    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant 2,303,155   2,303,155        
Granted     0        
Returned and cancelled     2,265,000        
Additional compensation expense     $ 768,379        
Weighted Average Exercise Price, Exercisable at end of year $ 6.87   $ 6.87        
Stock options              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased $ 1.16   $ 1.16     $ 3.25  
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options $ 58,023   $ 58,023        
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition     9 months 18 days        
Restricted Stock              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options $ 3,349,665   $ 3,349,665        
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition     1 year 7 months 6 days