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Net Loss per Share - Anti-dilutive (Details) - shares	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Anti-dilutive securities
Anti-dilutive securities excluded from the calculation of net loss per share	3,737,900	2,711,356
Restricted common stock
Anti-dilutive securities
Anti-dilutive securities excluded from the calculation of net loss per share	57,969	302,360
Warrant
Anti-dilutive securities
Anti-dilutive securities excluded from the calculation of net loss per share		7,614
Stock options
Anti-dilutive securities
Anti-dilutive securities excluded from the calculation of net loss per share	3,679,931	2,401,382

X

- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-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

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- Definition

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+ References

No definition available.

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