FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)

12 Months Ended

Dec. 31, 2022

FAIR VALUE OF FINANCIAL INSTRUMENTS.

SCHEDULE OF FAIR VALUE INSTRUMENTS

The following tables summarize the Company’s financial assets measured at fair value on a recurring basis and their respective input levels based on the fair value hierarchy (in thousands):

			Fair Value Measurements Using
			Quoted Prices in
			Active Markets		Significant Other		Significant
			for Identical		Observable		Unobservable
	December 31,		Assets		Inputs		Inputs
	2022		(Level 1)		(Level 2)		(level 3)
Assets:
Cash equivalents
Money market funds	$	18,436	$	18,436	$	—	$	—
Total cash equivalents		18,436		18,436		—		—
Short-term investments
Commercial paper		55,577		—		55,577		—
U.S. Treasury bills		26,841		26,841		—		—
Agency bonds		24,405		—		24,405		—
Total short-term investments		106,823		26,841		79,982		—
Total fair value of assets	$	125,259	$	45,277	$	79,982	$	—

			Fair Value Measurements Using
			Quoted Prices in
			Active Markets		Significant Other		Significant
			for Identical		Observable		Unobservable
	December 31,		Assets		Inputs		Inputs
	2021		(Level 1)		(Level 2)		(level 3)
Assets:
Cash equivalents
Money market funds	$	39,653	$	39,653	$	—	$	—
Commercial paper		14,448		—		14,448		—
Total cash equivalents		54,101		39,653		14,448		—
Short-term investments
U.S. Treasury bills		25,135		25,135		—		—
Corporate debt securities		10,715		—		10,715		—
Commercial paper		77,328		—		77,328		—
Total short-term investments		113,178		25,135		88,043		—
Total fair value of assets	$	167,279	$	64,788	$	102,491	$	—

SUMMARY OF SHORT TERM INVESTMENT

The following tables summarize the Company’s short-term investments (in thousands):

		As of December 31, 2022
				Gross		Gross
		Amortized		unrealized		unrealized		Estimated fair
	Maturity	cost		gains		losses		value
Commercial paper	1 year or less		55,645		16		(84)		55,577
U.S. Treasury bills	2 years or less		27,108		—		(267)		26,841
Agency bond	2 years or less		24,536		2		(133)		24,405
		$	107,289	$	18	$	(484)	$	106,823

		As of December 31, 2021
				Gross		Gross
		Amortized		unrealized		unrealized		Estimated fair
	Maturity	cost		gains		losses		value
Corporate debt securities	1 year or less	$	10,726	$	—	$	(11)	$	10,715
Commercial paper	1 year or less		77,328		9		(9)		77,328
U.S. Treasury bills	2 years or less		25,183		—		(48)		25,135
		$	113,237	$	9	$	(68)	$	113,178

SCHEDULE OF SHORT-TERM INVESTMENTS WITH UNREALIZED LOSSES

		As of December 31, 2022
		Less than 12 months			12 months or Greater
			Unrealized				Unrealized		Total		Total Unrealized
		Fair Value	Losses		Fair Value		Losses		Fair Value		Losses
Commercial paper	$	34,928	$	(84)	$	—	$	—	$	34,928	$	(84)
U.S. Treasury bills		1,971		(6)		24,833		(261)		26,804		(267)
Agency bond		22,964		(133)		—		—		22,964		(133)
	$	59,863	$	(223)	$	24,833	$	(261)	$	84,696	$	(484)

		As of December 31, 2021
		Less than 12 months			12 months or Greater
			Unrealized				Unrealized		Total		Total Unrealized
		Fair Value	Losses		Fair Value		Losses		Fair Value		Losses
Corporate debt securities	$	10,757	$	(11)	$	—	$	—	$	10,757	$	(11)
Commercial paper		33,204		(9)		—		—		33,204		(9)
U.S. Treasury bills		25,194		(48)		—		—		25,194		(48)
	$	69,155	$	(68)	$	—	$	—	$	69,155	$	(68)