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Fair Value Measurement (Tables)

12 Months Ended

Dec. 31, 2022

Fair Value Disclosures [Abstract]

Schedule of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis

The following tables summarize the Company’s financial assets and liabilities that are measured at fair value on a recurring basis (in thousands):

		As of December 31, 2022
		Level 1				Level 2				Level 3				Total
Assets:
Money market funds(1)		$	9,194			$	—			$	—			$	9,194
Commercial paper			—				22,549				—				22,549
Corporate bonds			—				10,797				—				10,797
Government bonds			—				17,802				—				17,802
Government agency debt securities(1)			—				3,982				—				3,982
Total financial assets measured at fair value		$	9,194			$	55,130			$	—			$	64,324
Liabilities(2):
Public Warrants		$	151			$	—			$	—			$	151
PIPE Warrants			—				175				—				175
Total financial liabilities measured at fair value		$	151			$	175			$	—			$	326

		As of December 31, 2021
		Level 1				Level 2				Level 3				Total
Assets:
Money market funds(1)		$	32,310			$	—			$	—			$	32,310
Commercial paper			—				49,136				—				49,136
Corporate bonds			—				19,480				—				19,480
Government bonds			—				18,082				—				18,082
Foreign bonds			—				3,717				—				3,717
Total financial assets measured at fair value		$	32,310			$	90,415			$	—			$	122,725
Liabilities(2):
Public Warrants		$	3,527			$	—			$	—			$	3,527
Private Placement Warrants			—				166				—				166
PIPE Warrants			—				4,608				—				4,608
Total financial liabilities measured at fair value		$	3,527			$	4,774			$	—			$	8,301

(1) They are included in cash and cash equivalents on the consolidated balance sheets as of December 31, 2022 and 2021.

(2) See the definition and discussion of Public Warrants, Private Placement Warrants and PIPE Warrants in Note 11.

Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]

The key inputs into the binomial lattice model for the PIPE Warrants at the initial measurement were as follows:

		August 11, 2021
Expected term (in years)			5.01
Expected volatility			18.90	%
Risk-free interest rate			0.81	%
Dividend yield			—

Summary of Changes in Fair Value of Warrant Liabilities

The following table sets forth a summary of the changes in the fair value of the Company’s warrant liabilities for the years ended December 31, 2022 and 2021 (in thousands):

		Public Warrants				Private Placement Warrants				PIPE Warrants				Total Warrant Liabilities
Balance, December 31, 2020		$	—			$	—			$	—			$	—
Assumption in Business Combination			3,557				168				4,647				8,372
Change in fair value upon remeasurement(1)			(30	)			(2	)			(39	)			(71	)
Balance, December 31, 2021			3,527				166				4,608				8,301
Change in fair value upon remeasurement(1)			(3,354	)			(157	)			(4,379	)			(7,890	)
Repurchase (Note 9)			(22	)			(9	)			(54	)			(85	)
Balance, December 31, 2022		$	151			$	—			$	175			$	326

(1) The change in fair value of the warrant liabilities was recognized in other income (expense), net within the consolidated statements of operations and comprehensive loss.

Schedule of Marketable Securities by Security Type

The following tables provide the Company’s marketable securities by security type (in thousands):

		As of December 31, 2022
		Amortized Cost				Gross Unrealized Gains				Gross Unrealized Losses				Fair Value
Commercial paper		$	22,549			$	—			$	—			$	22,549
Corporate bonds			10,817				1				(21	)			10,797
Government bonds			18,023				—				(221	)			17,802
Total short-term marketable securities		$	51,389			$	1			$	(242	)		$	51,148

		As of December 31, 2021
		Amortized Cost				Gross Unrealized Gains				Gross Unrealized Losses				Fair Value
Commercial paper		$	49,136			$	—			$	—			$	49,136
Corporate bonds			15,920				4				(17	)			15,907
Foreign bonds			3,725				—				(8	)			3,717
Total short-term marketable securities		$	68,781			$	4			$	(25	)		$	68,760
Government bonds		$	18,165			$	—			$	(83	)		$	18,082
Corporate bonds			3,588				—				(15	)			3,573
Total long-term marketable securities		$	21,753			$	—			$	(98	)		$	21,655

Schedule Of Unrealized Loss On Investments

The following table indicates the length of the time that individual securities have been in a continuous unrealized loss position (dollars in thousands):

		As of December 31, 2022												As of December 31, 2021
						Less Than 12 Months												Less Than 12 Months
		Number of Investments				Fair Value				Unrealized Losses				Number of Investments				Fair Value				Unrealized Losses
Corporate bonds			4			$	9,719			$	21				5			$	12,572			$	32
Government bonds			3				17,801				221				3				18,082				83
Foreign bonds			—				—				—				2				3,717				8
Total			7			$	27,520			$	242				10			$	34,371			$	123

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