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Loss Per Common Share (Tables) | 9 Months Ended
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Sep. 30, 2021
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted | Diluted loss per share is computed by dividing the net income or loss by the sum of the total of the basic weighted-average number of shares of common stock outstanding plus the additional dilutive securities that could be exercised or converted into common shares during each period presented less the amount of shares that could be repurchased using the proceeds from the exercises.
| Three Months Ended |  | Nine Months Ended
| September 30, 2021 |  | September 30, 2020 |  | September 30, 2021 |  | September 30, 2020
Net loss | $ | (1,480,757) |  |  | $ | (1,254,800) |  |  | $ | (3,584,881) |  |  | $ | (9,209,403) |
Weighted average shares outstanding - basic and diluted | 61,883,017 |  |  | 45,772,638 |  |  | 59,875,142 |  |  | 38,879,218 |
Basic and diluted loss per common share | $ | (0.02) |  |  | $ | (0.03) |  |  | $ | (0.06) |  |  | $ | (0.24) |
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share | The Company excluded the following weighted average items from the above computation of diluted loss per common share, as their effect would be anti-dilutive:
|  | Three Months Ended |  | Nine Months Ended
|  | September 30, 2021 |  | September 30, 2020 |  | September 30, 2021 |  | September 30, 2020
Stock options |  | 1,726,580 |  |  | 1,611,459 |  |  | 1,732,763 |  |  | 1,505,320 |
Restricted stock units |  | 467,214 |  |  | 1,030,559 |  |  | 549,385 |  |  | 971,326 |
Restricted stock |  | 20,351 |  |  | 180,843 |  |  | 26,798 |  |  | 283,287 |
Warrants |  | — |  |  | — |  |  | — |  |  | 8,704 |
Total excluded shares |  | 2,214,145 |  |  | 2,822,861 |  |  | 2,308,946 |  |  | 2,768,637 |

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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