Fair Value of Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2023

Fair Value Disclosures [Abstract]

Summary of Financial Liabilities Measured at Fair Value on a Recurring Basis

The following table presents information about the financial liabilities that are measured at fair value on a recurring basis at September 30, 2023 and 2022 (unaudited, in thousands):

Level 3	September 30, 2023		September 30, 2022
Notes and Warrants Offering Derivative	$	46	$	2,173
Warrants	742		2,462
Additional Warrants	536		1,486
Total	$	1,324	$	6,121

Schedule of Changes in Fair Value

The following table presents the changes in the fair value (unaudited, except for December 31, 2022, in thousands):

	Notes and Warrants Offering Derivative		Warrants		Additional Warrants		Total
Measurement at June 30, 2023	$	217	$	722	$	472	$	1,411
Change in fair value	(157)		20		64		(73)
Derecognition of debt	(14)		—		—		(14)
Measurement at September 30, 2023	$	46	$	742	$	536	$	1,324

	Notes and Warrants Offering Derivative		Warrants		Additional Warrants		Total
Measurement at December 31, 2022	$	1,575	$	2,052	$	1,265	$	4,892
Change in fair value	$	(1,448)	$	(1,310)	$	(729)	$	(3,487)
Derecognition of debt	$	(81)	$	—	$	—	$	(81)
Measurement at September 30, 2023	$	46	$	742	$	536	$	1,324