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Summary of Significant Accounting Policies (Tables) | 6 Months Ended
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Jun. 30, 2021
Accounting Policies [Abstract] |
Summary of Potentially Dilutive Securities Not Included in Calculation of Diluted Net Loss Per Share | Potentially dilutive securities not included in the calculation of diluted net loss per share attributable to common stockholders because to do so would be anti-dilutive are as follows (in common stock equivalent shares):
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Common stock options |  |  | 3,839,951 |  |  |  | 2,414,461 |  |  |  | 3,839,951 |  |  |  | 2,414,461 |
Common stock warrants |  |  | 1,366,141 |  |  |  | 80,428 |  |  |  | 1,366,141 |  |  |  | 80,428 |
Total |  |  | 5,206,092 |  |  |  | 2,494,889 |  |  |  | 5,206,092 |  |  |  | 2,494,889 |

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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=6371337&loc=d3e3550-109257 + Details
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