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Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2020

Accounting Policies [Abstract]

Property Plant And Equipment

Depreciation expense is recognized using the straight-line method over the estimated useful life of each asset as follows:

		Estimated Useful Life
Laboratory equipment		5 years
Computer software and equipment		3 years
Office furniture and fixtures		7 years
Leasehold improvements		Shorter of useful life or remaining term of related lease

Property and equipment consist of the following at December 31, 2020 and 2019 (in thousands):

		December 31,
		2020				2019
Property and equipment:
Laboratory equipment		$	3,277			$	1,715
Computer software and equipment			650				595
Office furniture and fixtures			301				301
Leasehold improvements			317				317
Construction in progress			498				138
		$	5,043			$	3,066
Accumulated depreciation			(2,878	)			(2,829	)
Property and equipment, net		$	2,165			$	237

Summary of Basic and Diluted Net Loss per Share Attributable to Common Stockholders

Basic and diluted net loss per share attributable to common stockholders was calculated as follows (in thousands, except share and per share data):

		Year Ended December 31,
		2020				2019
Numerator:
Net loss		$	(22,127	)		$	(16,306	)
Accretion of redeemable convertible preferred stock			(115	)			(313	)
Net loss attributable to common stockholders		$	(22,242	)		$	(16,619	)
Denominator:
Weighted-average common shares—basic and diluted			8,590,205				202,093
Net loss per share attributable to common stockholders—basic and diluted		$	(2.59	)		$	(82.23	)

Summary of Potentially Dilutive Securities Excluded from Calculation of Diluted Net Loss per Share

The following table sets forth the potentially dilutive securities that have been excluded from the calculation of diluted net loss per share because to include them would be anti-dilutive (in common stock equivalent shares retroactively adjusted):

		Year Ended December 31,
		2020				2019
Series A-1 redeemable convertible preferred stock			—				986,466
Series A-2 redeemable convertible preferred stock			—				773,712
Series A-3 redeemable convertible preferred stock			—				872,031
Series A-4 redeemable convertible preferred stock			—				579,993
Series B redeemable convertible preferred stock			—				2,852,177
Stock options			1,428,886				792,439
Total			1,428,886				6,856,818

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Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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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.

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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.

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