Equipment and Leasehold Improvements (Tables)

12 Months Ended

Dec. 31, 2023

Property, Plant and Equipment [Abstract]

Equipment and leasehold improvements consist of the following:

Equipment and leasehold improvements consist of the following:  

	As of December 31,
	2023			2022
Machinery and equipment	$	23,339		$	19,899
Office equipment		1,014			1,014
Office furniture		126			110
Leasehold improvements		5,157			5,140
Construction in progress		931			2,952
		30,567			29,115
Less: Accumulated depreciation and amortization		(21,899	)		(21,166	)
	$	8,668		$	7,949