Investments And Fair Value Instruments [Abstract]

Summary of Fair Value of Investment Securities

The fair value of the investment securities at June 30, 2025 and December 31, 2024 were as follows:


	Fair Value Measurements at June 30, 2025
(Dollars in thousands)	Level 1		Level 2		Level 3		Total
Assets at Fair Value
Short-term investments:
Corporate securities		3,067		—		—		3,067
Total Assets at Fair Value	$	3,067	$	—	$	—	$	3,067


	Fair Value Measurements at December 31, 2024
(Dollars in thousands)	Level 1		Level 2		Level 3		Total
Assets at Fair Value
Cash equivalents:
Money market funds	$	2,757	$	—	$	—	$	2,757
Total Assets at Fair Value	$	2,757	$	—	$	—	$	2,757

Summary of Changes in Fair Value and Other Adjustments of Assets and Liabilities

The following table sets forth the establishment of the Company’s Level 3 assets and liabilities, as well as a summary of the changes in the fair value and other adjustments (in thousands):



(Dollars in thousands)	March 2023 Options - Series A			March 2023 Placement Agent Options			August 2022 Options			August 2022 Placement Agent Options			Note Receivable Bifurcated Derivatives			Contingent Liabilities			Total
Balance as of December 31, 2024	$	2,285		$	90		$	349		$	7		$	250		$	2,000		$	4,981
Change in fair value		(1,100	)		(38	)		(172	)		(5	)		(250	)		(2,000	)		(3,565	)
Balance as of June 30, 2025	$	1,185		$	52		$	177		$	2		$	—		$	—		$	1,416