Property and Equipment

12 Months Ended

Dec. 31, 2018

Property, Plant and Equipment [Abstract]

Property and Equipment

2. Property and Equipment

Property and equipment are composed of the following as of December 31, 2018 and 2017 (in thousands):

	2018			2017
Furniture and office equipment	$	4,445		$	4,552
Leasehold improvements	5,168			5,168
Lab equipment	63			209
	9,676			9,929
Less: accumulated depreciation and amortization	(7,883		)	(7,564		)
Property and equipment, net	$	1,793		$	2,365

Depreciation expense for the years ended December 31, 2018 and 2017 was $0.6 million and $0.7 million, respectively.