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CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)
Preferred Stock
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Total
Balance at Dec. 31, 2017 $ 50 $ 24,276 $ 117,827,839 $ (96,472,452) $ 21,379,713
Balance (in shares) at Dec. 31, 2017 49,626 24,276,275      
Stock-Based Compensation $ 0 $ 22 1,194,732 0 1,194,754
Stock-Based Compensation (in shares)   21,666      
Common Stock Awards to Directors 0 $ 65 431,535 0 431,600
Common Stock Awards to Directors (in shares)   65,000      
Cumulative Revenue Adjustment - ASC 606 Adoption 0 $ 0 0 81,724 81,724
Exercise of Warrants 0 $ 84 39,292 0 39,376
Exercise of Warrants (in shares)   84,208      
Settlement of Derivative Liability upon Exercise of Warrants 0 $ 0 166,800 0 166,800
Proceeds from Common Stock Offerings 0 $ 3,000 29,997,000 0 30,000,000
Proceeds from Common Stock Offerings (in shares)   3,000,000      
Direct Costs of Common Stock Offerings 0 $ 0 (1,975,000) 0 (1,975,000)
Exercise of Stock Options 0 $ 20 (20) 0 0
Exercise of Stock Options(in shares)   20,201      
Common Stock Issued for Services 0 $ 17 99,983 0 100,000
Common Stock Issued for Services (in shares)   17,159      
Common Stock Awards to Management 0 $ 80 487,920 0 488,000
Common Stock Awards to Management (in shares)   80,000      
Net Loss 0 $ 0 0 (16,311,854) (16,311,854)
Balance at Sep. 30, 2018 $ 50 $ 27,564 148,270,081 (112,702,582) 35,595,113
Balance (in shares) at Sep. 30, 2018 49,626 27,564,509      
Balance at Dec. 31, 2017 $ 50 $ 24,276 117,827,839 (96,472,452) 21,379,713
Balance (in shares) at Dec. 31, 2017 49,626 24,276,275      
Net Loss         (21,875,713)
Balance at Dec. 31, 2018 $ 50 $ 27,591 148,695,775 (118,266,441) 30,456,975
Balance (in shares) at Dec. 31, 2018 49,626 27,591,670      
Balance at Jun. 30, 2018 $ 50 $ 27,337 146,838,188 (107,904,826) 38,960,749
Balance (in shares) at Jun. 30, 2018 49,626 27,337,212      
Stock-Based Compensation $ 0 $ 11 362,055 0 362,066
Stock-Based Compensation (in shares)   11,249      
Common Stock Awards to Directors 0 $ 65 431,535 0 431,600
Common Stock Awards to Directors (in shares)   65,000      
Exercise of Warrants 0 $ 59 (16,405) 0 (16,346)
Exercise of Warrants (in shares)   59,280      
Settlement of Derivative Liability upon Exercise of Warrants 0 $ 0 166,800 0 166,800
Exercise of Stock Options 0 $ 12 (12) 0 0
Exercise of Stock Options(in shares)   11,768      
Common Stock Awards to Management 0 $ 80 487,920 0 488,000
Common Stock Awards to Management (in shares)   80,000      
Net Loss 0 $ 0 0 (4,797,756) (4,797,756)
Balance at Sep. 30, 2018 $ 50 $ 27,564 148,270,081 (112,702,582) 35,595,113
Balance (in shares) at Sep. 30, 2018 49,626 27,564,509      
Balance at Dec. 31, 2018 $ 50 $ 27,591 148,695,775 (118,266,441) 30,456,975
Balance (in shares) at Dec. 31, 2018 49,626 27,591,670      
Stock-Based Compensation $ 0 $ 58 1,173,232 0 1,173,290
Stock-Based Compensation (in shares)   57,496      
Proceeds from Common Stock Offerings 0 $ 5,479 19,994,528 0 20,000,007
Proceeds from Common Stock Offerings (in shares)   5,479,454      
Direct Costs of Common Stock Offerings 0 $ 0 (1,145,000) 0 (1,145,000)
Net Loss 0 0 0 (16,892,385) (16,892,385)
Balance at Sep. 30, 2019 $ 50 $ 33,128 168,718,535 (135,158,826) 33,592,887
Balance (in shares) at Sep. 30, 2019 49,626 33,128,620      
Balance at Jun. 30, 2019 $ 50 $ 27,604 149,444,907 (129,682,136) 19,790,425
Balance (in shares) at Jun. 30, 2019 49,626 27,604,166      
Stock-Based Compensation $ 0 $ 45 424,100 0 424,145
Stock-Based Compensation (in shares)   45,000      
Proceeds from Common Stock Offerings 0 $ 5,479 19,994,528 0 20,000,007
Proceeds from Common Stock Offerings (in shares)   5,479,454      
Direct Costs of Common Stock Offerings 0 $ 0 (1,145,000) 0 (1,145,000)
Net Loss 0 0 0 (5,476,690) (5,476,690)
Balance at Sep. 30, 2019 $ 50 $ 33,128 $ 168,718,535 $ (135,158,826) $ 33,592,887
Balance (in shares) at Sep. 30, 2019 49,626 33,128,620