Selected Balance Sheet Detail

12 Months Ended

Dec. 31, 2016

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Selected Balance Sheet Detail

4. Selected Balance Sheet Detail

Inventories, net

Inventories consisted of the following at December 31, 2016 and 2015 (in thousands):

	2016			2015
Raw materials	$	477		$	575
Work in process		5,032			5,028
Finished goods		3,284			3,156
		8,793			8,759
Allowance for excess and obsolescence		(5,377	)		(550	)
Inventories, net	$	3,416		$	8,209

During the year-ended December 31, 2016, the Company recorded a charge of $4.7 million for excess inventory determined by management based on projected sales volumes in 2017.

Property and equipment, net of accumulated depreciation and amortization

Property and equipment consisted of the following at December 31, 2016 and 2015 (in thousands):

	2016			2015
Laboratory equipment	$	2,300		$	3,369
Computer hardware and software		1,220			1,960
Leasehold improvements		288			508
Furniture, fixtures and equipment		45			135
		3,853			5,972
Accumulated depreciation and amortization		(2,364	)		(4,540	)
Property and equipment, net	$	1,489		$	1,432

Fully depreciated assets no longer in use were written off in the fourth quarter of 2016 along with the accumulated depreciation and amounted to $2.6 million.