Annual report pursuant to Section 13 and 15(d)

EMPLOYEE STOCK OPTIONS, RESTRICTED STOCK AWARD PLAN AND 401(k) - Status of the Stock Options (Details)

v3.20.4
EMPLOYEE STOCK OPTIONS, RESTRICTED STOCK AWARD PLAN AND 401(k) - Status of the Stock Options (Details) - $ / shares
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Granted 0    
Forfeited or rescinded (2,265,000)    
Options Outstanding at end of year 465,500    
Options Exercisable at end of year 455,300    
Weighted Average Exercise Price, Vested   $ 2.96  
Weighted Average Exercise Price, Exercisable at end of year $ 6.87    
Options Outstanding - Weighted-Average Remaining Contractual Life (in years) 3 years 3 months    
Stock options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Options Vested     (193,000)
Common Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Options Vested     (50,000)
Equity Option [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Options Outstanding at beginning of the year 2,748,500 2,751,000 3,193,000
Granted 0    
Forfeited or rescinded (2,283,000) (2,500) (249,000)
Options Vested     (193,000)
Options Outstanding at end of year 465,500 2,748,500 2,751,000
Options Exercisable at end of year 455,300 2,506,700 2,323,900
Weighted Average Exercise Price, Outstanding at beginning of the year $ 6.28 $ 6.28 $ 6.07
Weighted Average Exercise Price, Granted 0    
Weighted Average Exercise Price, Forfeited or rescinded 6.89 11.70 6.09
Weighted Average Exercise Price, Vested 0   2.96
Weighted Average Exercise Price, Outstanding at end of year 3.26 6.28 6.28
Weighted Average Exercise Price, Exercisable at end of year $ 3.11 $ 5.78 $ 5.42