Schedule of Property and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Property, Plant and Equipment [Abstract]
Furniture and fixtures	$ 69	$ 69
Lab and office equipment	2,510	2,243
Computer equipment	233	233
Internal-use software	253	139
Leasehold improvements	269	175
Property and equipment	3,334	2,859
Less accumulated depreciation and amortization	(2,544)	(2,379)
Net property and equipment	$ 790	$ 480