Balance Sheet Details (Tables)

9 Months Ended

Sep. 30, 2020

Organization Consolidation And Presentation Of Financial Statements [Abstract]

Schedule of Short-Term Marketable Securities

Short-term marketable securities, consisting of debt securities, were as follows as September 30, 2020 (in thousands):

	September 30, 2020
	Amortized Cost		Gross Unrealized Gain		Gross Unrealized Loss			Estimated Market Value
Short-term marketable securities, available for sale:
Corporate debt	$	7,913	$	1	$	(5	)	$	7,909
Municipal securities		6,797		1		—			6,798
U.S. government debt securities		22,051		3		—			22,054
Total short-term marketable securities, available    for sale	$	36,761	$	5	$	(5	)	$	36,761

Schedule of Prepaid Expenses and PP&E

Condensed consolidated balance sheet details are as follows (in thousands):

	September 30, 2020			December 31, 2019
Prepaid expenses and other current assets:
Prepaid insurance	$	1,592		$	951
Prepaid trade shows		24			85
Prepaid software development fees		214			—
Prepaid subscription fees		51			21
Other current assets		—			4
Total prepaid expenses and other current assets	$	1,881		$	1,061
Property and equipment, gross:
Laboratory equipment	$	2,021		$	1,135
Computer equipment		38			15
Furniture and fixtures		109			34
Leasehold improvements		678			32
Total property and equipment, gross		2,846			1,216
Less accumulated depreciation		(522	)		(239	)
Total property and equipment, net	$	2,324		$	977

Schedule of Accrued Compensation and Accrued Liabilities

Condensed consolidated balance sheet details are as follows (in thousands):

	September 30, 2020		December 31, 2019
Accrued compensation:
Accrued paid time off	$	545	$	309
Accrued bonus and deferred compensation		1,244		465
Accrued severance		1		368
Total accrued compensation	$	1,790	$	1,142
Accrued liabilities:
Accrued consulting services	$	39	$	37
Accrued printing fees		—		55
Accrued advertising fees		44		—
Deferred rent		292		88
Other accrued expenses		109		38
Total accrued liabilities	$	484	$	218