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Notes payable, net - Schedule of Notes Payable, Net (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Debt Instrument [Line Items]
Accretion of end of term fee	$ 134	$ 0
Total notes payable, net	19,139	18,902
Secured Debt | Term Loan
Debt Instrument [Line Items]
Term Loan	20,000	20,000
Unamortized debt related warrant liability	(264)	(291)
Unamortized debt issuance costs	(731)	(807)
Total notes payable, net	$ 19,139	$ 18,902

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