Property and Equipment

12 Months Ended

Dec. 31, 2016

Property Plant And Equipment [Abstract]

Property and Equipment

(4) Property and Equipment

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

	Estimated Life	December 31, 2016			December 31, 2015
Computer equipment	3 years	$	84		$	90
Lab equipment	5 years		142			142
Furniture and fixtures	5 years		83			91
Computer software	3 years		85			84
Leasehold improvements	Lesser of useful life or life of the lease		59			8
			453			415
Accumulated depreciation and amortization			(387	)		(387	)
Property and equipment, net		$	66		$	28

For the years ended December 31, 2016 and 2015, depreciation and amortization expense was $24,000 and $19,000, respectively.