Balance Sheet Components (Tables)

3 Months Ended

Mar. 31, 2026

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Summary of Property and Equipment, Net

Property and equipment, net consist of the following (in thousands):


		As of March 31,				As of December 31,
		2026				2025
Tools and equipment		$	2,208			$	2,215
Computer equipment and software			37				37
Furniture and fixtures			457				461
Leasehold improvements			38				38
Construction in process			1,326				1,260
			4,066				4,011
Less: Accumulated depreciation			(2,448	)			(2,401	)
Property and equipment, net		$	1,618			$	1,610

Summary of Accrued and Other Current Liabilities

Accrued and other current liabilities consist of the following (in thousands):


		As of March 31,				As of December 31,
		2026				2025
Accrued expenses		$	2,353			$	2,140
Accrued litigation success fee			5,393				—
Current portion of lease liabilities			358				475
Short-term interest payable			357				357
Other accrued liabilities			728				638
Total accrued and other current liabilities		$	9,189			$	3,610

Summary of Other Noncurrent Liabilities

Other noncurrent liabilities consist of the following (in thousands):


		As of March 31,				As of December 31,
		2026				2025
Noncurrent portion of lease liabilities		$	870			$	—
Other noncurrent liabilities			30				31
Total other noncurrent liabilities		$	900			$	31