Business and Liquidity Uncertainties (Tables)

9 Months Ended

Sep. 30, 2021

Business And Liquidity Uncertainties

Summary of Components of Marketable Securities

	As of September 30, 2021
	Amortized		Unrealized			Fair
	Cost		Losses			Value
U.S. government obligations	$	324	$	(1	)	$	323
Corporate obligations		13,912		(121	)		13,791
	$	14,236	$	(122	)	$	14,114

	As of December 31, 2020
	Amortized		Unrealized			Fair
	Cost		Losses			Value
U.S. government obligations	$	1,021	$	(7	)	$	1,014
Corporate obligations		629		(4	)		625
	$	1,650	$	(11	)	$	1,639

Schedule of Components of Inventory

	September 30,		December 31,
	2021		2020
Diagnostic services testing material	$	6,203	$	1,028
Raw materials		1,464		1,404
Work in process		407		437
Finished goods		436		170
	$	8,510	$	3,039

Schedule of Fair Value of Financial Instruments

	As of September 30, 2021
	Level 1		Level 2		Level 3		Total
Marketable debt securities
U.S. government obligations	$	-	$	323	$	-	$	323
Corporate obligations		-		13,791		-		13,791
Marketable equity securities		214		-		-		214
	$	214	$	14,114	$	-	$	14,328

	As of December 31, 2020
	Level 1		Level 2		Level 3		Total
Marketable debt securities
U.S. government obligations	$	-	$	1,014	$	-	$	1,014
Corporate obligations		-		625		-		625
	$	-	$	1,639	$	-	$	1,639

Schedule of Deferred Revenue

The following table disaggregates our deferred revenue by recognition period (in thousands):

	As of September 30, 2021		As of December 31, 2020
Recognition Period
0-12 Months	$	1,517	$	169
13-24 Months		71		84
Over 24 Months		35		78
Total	$	1,623	$	331

Schedule of Disaggregation by Revenue

The following table disaggregates our revenue by revenue source for the three and nine months ended September 30, 2021 and 2020 (in thousands):

	For the three months ended				For the nine months ended
Revenue by Customer Type	September 30, 2021		September 30, 2020		September 30, 2021		September 30, 2020
Contract manufacturing	$	1,120	$	3,630	$	4,069	$	8,825
Retail and others		1,210		210		2,400		526
Diagnostic services		7,142		-		27,416		-
Total revenue, net	$	9,472	$	3,840	$	33,885	$	9,351