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Stock Compensation (Tables)
12 Months Ended
Dec. 31, 2021
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]  
Schedule of Stock-based Compensation Expense

The following table sets forth the total stock-based compensation expense resulting from stock options and restricted stock included in our Consolidated Statements of Operations for the years ended December 31, 2021 and 2020:

   Years Ended December 31, 
   2021   2020 
General and administrative – employee  $   $327,854 
Total employee stock-based compensation  $   $327,854 
Schedule of Ranges of Stock Options

The following table summarizes significant ranges of outstanding stock options under the two plans at December 31, 2021:

 

Range of
Exercise
Prices
   Number of Options   Weighted-Average Remaining Contractual Life (years)   Weighted-Average Exercise Price   Number of Options Exercisable   Weighted-Average Remaining Contractual Life (years)   Weighted-Average Exercise Price 
$0.26 - $1.00    550,000           7.95   $              0.26    550,000           7.95   $               0.26 
$1.01 - $3.00    1,050,673    5.60   $2.04    1,050,673    5.60   $2.04 
$3.01 - $15.00    817,482    3.10   $12.54    817,482    3.10   $12.54 
$15.01 - $42.42   409,674    2.12   $25.24    409,674    2.12   $25.24 
      2,827,829    4.83   $8.09    2,827,829    4.83   $8.09 
Schedule of Warrants Activity and Related Information

A summary of the Company’s warrant activity and related information for the years ended December 31, 2021 and 2020 are shown below.

 

   Warrants  

Weighted Average

Exercise Price

 
   2021   2020   2021   2020 
Outstanding — beginning of year   193,916    193,916   $8.60   $8.60 
Granted                
Exercised                
Forfeited                
Expired   (189,749)       8.04     
Outstanding — end of year   4,167    193,916    33.60    8.60 
Exercisable at end of year   4,167    193,916   $33.60   $8.60 
Weighted average fair value of warrants granted during the year:  $   $           
Employees and Directors [Member]  
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]  
Schedule of Stock Options Activity

There were no options granted to employees and directors during the years ended December 31, 2021 and 2020. Presented below is the Company’s stock option activity for employees and directors:

   Stock Options  

Weighted Average

Exercise Price

 
   2021   2020   2021   2020 
Outstanding — beginning of year   2,801,270    7,126,340   $7.68   $11.55 
Granted                
Exercised   (300,000)   (4,300,000)   0.26    0.26 
Forfeited           9.49     
Expired   (38,450)   (25,070)   14.62    41.03 
Outstanding — end of year   2,462,820    2,801,270    7.68    7.68 
Exercisable at end of year   2,462,820    2,801,270   $7.68   $7.68 
Weighted average fair value of stock options granted during the year:  $   $           
Non Employees [Member]  
Deferred Compensation Arrangement with Individual, Excluding Share-based Payments and Postretirement Benefits [Line Items]  
Schedule of Stock Options Activity

At December 31, 2021, there was no unrecognized compensation expense related to unvested non-employee stock options. Presented below is the Company’s non-employee stock option activity:

   Stock Options  

Weighted Average

Exercise Price

 
   2021   2020   2021   2020 
Outstanding — beginning of year   365,000    615,000   $5.49   $3.36 
Granted                
Exercised       (250,000)       0.26
Expired/Forfeited                
Outstanding — end of year   365,000    365,000    5.49    5.49 
Exercisable at end of year   365,000    365,000   $5.49   $5.49 
Weighted average fair value of stock options granted during the year:  $   $