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Equity - Non-Option Incentive (Details) - USD ($)
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Number of Shares - Non-option    
Allocated Share-based Compensation Expense $ 150,000 $ 429,000
Additional compensation expense expected to be recognized $ 102,000  
Number of shares issued upon retirement of an officer 1,123,380  
Number of shares relinquished to cover withholding taxes 456,620  
Weighted Average Grant Date Fair Value Per Share - Non-option    
Compensation expense $ 150,000 $ 429,000
Additional compensation expense expected to be recognized $ 102,000  
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures 1,123,380  
Restricted Stock [Member]    
Number of Shares - Non-option    
Outstanding at beginning of year (in shares) 293,334  
Granted during the year (in shares)  
Restrictions lifted during the year (in shares)  
Forfeited during the year (in shares)  
Outstanding at end of year (in shares) 293,334  
Weighted Average Grant Date Fair Value Per Share - Non-option    
Outstanding at beginning of year (in dollars per share) $ 0.61  
Granted during the year (in dollars per share)  
Restrictions lifted during the year (in dollars per share)  
Forfeited during the year (in dollars per share)  
Outstanding at end of year (in dollars per share) $ 0.61  
Units [Member]    
Number of Shares - Non-option    
Outstanding at beginning of year (in shares) 5,330,000  
Granted during the year (in shares)   480,000
Allocated Share-based Compensation Expense   $ 400,000
Outstanding at end of year (in shares) 4,200,000  
Weighted Average Grant Date Fair Value Per Share - Non-option    
Compensation expense   $ 400,000
Equity Incentive Plan [Member] | Restricted Stock [Member]    
Number of Shares - Non-option    
Allocated Share-based Compensation Expense $ 26,000  
Additional compensation expense expected to be recognized 66,000  
Weighted Average Grant Date Fair Value Per Share - Non-option    
Compensation expense 26,000  
Additional compensation expense expected to be recognized $ 66,000  
Period for future recognition of additional compensation expense 18 months  
Non Employee Directors Deferred Compensation and Equity Award Plan [Member] | Restricted Stock Units (RSUs) [Member]    
Number of Shares - Non-option    
Outstanding at beginning of year (in shares) 4,010,038  
Granted during the year (in shares)  
Restrictions lifted during the year (in shares)  
Forfeited during the year (in shares)  
Allocated Share-based Compensation Expense $ 56,000  
Outstanding at end of year (in shares) 4,010,038  
Additional compensation expense expected to be recognized $ 32,000  
Weighted Average Grant Date Fair Value Per Share - Non-option    
Outstanding at beginning of year (in dollars per share) $ 0.69  
Granted during the year (in dollars per share)  
Restrictions lifted during the year (in dollars per share)  
Forfeited during the year (in dollars per share)  
Outstanding at end of year (in dollars per share) $ 0.69  
Compensation expense $ 56,000  
Additional compensation expense expected to be recognized $ 32,000  
Period for future recognition of additional compensation expense 9 months  
Number of unrestricted shares Director to receive for vested RSU upon termination from board 1  
Key Employee Long Term Incentive Plan [Member]    
Number of Shares - Non-option    
Granted during the year (in shares) 450,000  
Allocated Share-based Compensation Expense $ 69,000  
Weighted Average Grant Date Fair Value Per Share - Non-option    
Compensation expense $ 69,000  
Vesting immediately    
Number of Shares - Non-option    
Percentage of awards which will vest on each of the first, second and third anniversaries of the grant date 1.00%  
Weighted Average Grant Date Fair Value Per Share - Non-option    
Percentage of awards which will vest on each of the first, second and third anniversaries of the grant date 1.00%