Annual report pursuant to Section 13 and 15(d)

Stock-based Plans and Stock-based Compensation (Stock Based Compensation Expense - Restricted Stock) (Details)

v3.21.1
Stock-based Plans and Stock-based Compensation (Stock Based Compensation Expense - Restricted Stock) (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense $ 260,003 $ 263,378
Restricted Stock Units RSU [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense 260,003 263,378
Restricted Stock Units RSU [Member] | General And Administrative [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense $ 260,003 $ 263,378