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Net Loss Per Share (Tables) | 9 Months Ended
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Sep. 30, 2019
Earnings Per Share [Abstract] |
Calculation of Weighted Average Number of Shares Outstanding and Loss Per Share Outstanding | The calculations of the weighted average number of shares outstanding and loss per share outstanding for the three and nine months ended September 30, 2019 and 2018 are as follows:
|  | Three Months Ended September 30, |  |  | Nine Months Ended September 30, |
|  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
Numerator for basic and diluted income per share – Net loss |  | $ | (2,985,825 | ) |  | $ | (4,665,580 | ) |  | $ | (6,578,729 | ) |  | $ | (10,216,702 | )
Denominator for basic loss per share – weighted average shares outstanding |  |  | 11,637,289 |  |  |  | 7,725,877 |  |  |  | 11,296,999 |  |  |  | 7,295,098 |
Dilutive effect of shares issuable under stock options and warrants outstanding |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Denominator for diluted loss per share – adjusted weighted average shares outstanding |  |  | 11,637,289 |  |  |  | 7,725,877 |  |  |  | 11,296,999 |  |  |  | 7,295,098 |
Net loss per share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | (0.26 | ) |  | $ | (0.60 | ) |  | $ | (0.58 | ) |  | $ | (1.40 | )
Diluted |  | $ | (0.26 | ) |  | $ | (0.60 | ) |  | $ | (0.58 | ) |  | $ | (1.40 | )

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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