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Balance Sheet Components (Tables)

12 Months Ended

Dec. 31, 2020

Balance Sheet Related Disclosures [Abstract]

Schedule of Prepaid Expenses and Other Non-current Assets

Prepaid expenses and other non-current assets consisted of the following (in thousands):

		December 31,
		2020				2019
Prepaid clinical and research expenses		$	—			$	1,462
Deferred offering costs			—				894
Deposits			608				58
Total prepaid expenses and other non-current assets		$	608			$	2,414

Schedule of Property and Equipment and Depreciation Calculated using Straight-line Method over useful Life of Asset

Depreciation is calculated using the straight-line method over the useful lives of the assets as follows:

Asset		Estimated useful life
Manufacturing and laboratory equipment		Three to five years
Computer hardware		Three to five years
Office furniture and equipment		Three to five years

Property and equipment, net, consisted of the following (in thousands):

		December 31,
		2020				2019
Manufacturing and laboratory equipment		$	2,179			$	1,863
Computer hardware			28				28
Office furniture and equipment			28				28
Leasehold improvement			234				—
Construction in progress			611				795
Total property and equipment, at cost			3,080				2,714
Less: accumulated depreciation			(1,134	)			(739	)
Property and equipment, net		$	1,946			$	1,975

Schedule of Other Current Liabilities

Other current liabilities consisted of the following (in thousands):

		December 31,
		2020				2019
Salaries and benefits		$	2,302			$	2,044
Professional services			425				946
Deferred rent			27				—
Other			374				134
Total other current liabilities		$	3,128			$	3,124

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- References

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- Definition

Tabular disclosure of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer; the aggregate carrying amount of current assets, not separately presented elsewhere in the balance sheet; and other deferred costs.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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Tabular disclosure of other current liabilities.

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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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(13))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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