Property and Equipment, Net (Tables)

9 Months Ended

Sep. 30, 2019

Property and Equipment, Net [Abstract]

Property and Equipment, Net

	Useful Lives	September 30, 2019			December 31, 2018
Machinery	3-15 yrs	$	20,927		$	20,681
Furniture and fixtures	3-15 yrs		1,150			1,150
Leasehold improvements	(a)		21,333			21,333
Computer, network equipment and software	3-7 yrs		2,771			2,579
Construction in progress			1,503			1,655
			47,684			47,398
Less: accumulated depreciation and amortization			(37,333	)		(35,191	)
Total property and equipment, net		$	10,351		$	12,207

(a) Leasehold improvements are amortized over the shorter of the lease term or their estimated useful lives.