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Summary of Significant Accounting Policies (Tables) | 3 Months Ended
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Mar. 31, 2021
Accounting Policies [Abstract] |
Schedule of Anti-dilutive Securities | The following potentially dilutive securities have been excluded from the calculation of diluted net loss per share due to their anti-dilutive effect:
| As of March 31,
| 2021 |  | 2020
Unvested restricted incentive shares and units | 1,360,159 |  | 722,028
Share options | 6,881,620 |  | 5,914,949
Total | 8,241,779 |  | 6,636,977

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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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