Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

Schedule of Property and Equipment

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

	December 31,
	2015			2014
Machinery and equipment	$	4,783		$	4,792
Furniture and fixtures		1,144			1,139
Lab equipment		2,138			2,138
Computer equipment and software		2,679			2,682
Leasehold improvements		1,844			1,844
Property and equipment		12,588			12,595
Less accumulated depreciation and amortization		(12,289	)		(12,093	)
Property and equipment, net	$	299		$	502