Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2022

Accounting Policies [Abstract]

Summary of Components of Marketable Securities

The following is a summary of the components of our marketable debt securities and the underlying fair value input level tier hierarchy (in thousands) (see fair value of financial instruments):

	As of June 30, 2022
	Amortized		Unrealized		Unrealized			Fair
	Cost		Gains		Losses			Value
U.S. government obligations	$	1,051	$	-	$	(67	)	$	984
Corporate obligations		2,549		123		(117	)		2,555
	$	3,600	$	123	$	(184	)	$	3,539

	As of December 31, 2021
	Amortized		Unrealized		Unrealized			Fair
	Cost		Gains		Losses			Value
U.S. government obligations	$	650	$	17	$	-		$	667
Corporate obligations		8,304		-		(192	)		8,112
	$	8,954	$	17	$	(192	)	$	8,779

Schedule of Accounts Receivable Net

Accounts are written off as uncollectible at the time we determine that collections are unlikely. Accounts receivable, net is comprised of the following (in thousands):

	June 30, 2022			December 31, 2021
Trade accounts receivable	$	35,793		$	18,520
Unbilled accounts receivable		6,766			23,089
		42,559			41,609
Less allowances		(5,889	)		(3,901	)
Total accounts receivable	$	36,670		$	37,708

Schedule of Components of Inventory

At June 30, 2022 and December 31, 2021, the components of inventory are as follows (in thousands):

	June 30, 2022			December 31, 2021
Diagnostic services testing material	$	2,122		$	2,989
Raw materials		1,721			1,514
Work in process		676			260
Finished goods		421			272
Inventory	$	4,940		$	5,035
Inventory valuation reserve		(431	)		(435	)
Inventory, net	$	4,509		$	4,600

Schedule of Fair Value of Financial Instruments

	As of June 30, 2022
	Level 1		Level 2		Level 3		Total
U.S. government obligations	$	-	$	984	$	-	$	984
Corporate obligations		-		2,555		-		2,555
	$	-	$	3,539	$	-	$	3,539

	As of December 31, 2021
	Level 1		Level 2		Level 3		Total
U.S. government obligations	$	-	$	667	$	-	$	667
Corporate obligations		-		8,112		-		8,112
Marketable equity securities		76		-		-		76
	$	76	$	8,779	$	-	$	8,855

Schedule of Deferred Revenue

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

Recognition Period	June 30, 2022		December 31, 2021
0-12 Months	$	2,430	$	2,034
13-24 Months		699		530
Over 24 Months		284		375
Total	$	3,413	$	2,939

Schedule of Disaggregation by Revenue

The following table disaggregates the Company’s revenue by revenue source for the three and six months ended June 30, 2022 and 2021 (in thousands):

	For the three months ended				For the six months ended
Revenue by Customer Type	June 30, 2022		June 30, 2021		June 30, 2022		June 30, 2021
Diagnostic services	$	26,158	$	7,536	$	71,071	$	20,274
Contract manufacturing		1,759		1,041		2,913		2,949
Retail and others		465		565		1,011		1,190
Genomic products and services		710		-		1,628		-
Total revenue, net	$	29,092	$	9,142	$	76,623	$	24,413