Selected Balance Sheet Components (Tables)

12 Months Ended

Dec. 31, 2016

Balance Sheet Related Disclosures [Abstract]

Schedule of inventory

Inventory as of December 31, 2016 and 2015:

(In thousands)	2016		2015
Raw materials	$	3,214	$	1,228
Work-in-process	257		131
Finished goods	17		20
Inventory	$	3,488	$	1,379

Schedule of property and equipment, net

Property and Equipment, net as of December 31, 2016 and 2015:

(In thousands)	2016			2015
Machinery and equipment	$	3,150		$	3,280
Furniture, fixtures and office equipment	931			931
Computer equipment and software	3,147			2,662
Leasehold improvements	3,332			2,393
Construction in process	408			421
	10,968			9,687
Less accumulated depreciation	(7,093		)	(5,638		)
Property and Equipment	$	3,875		$	4,049

Schedule of intangible assets, net

Intangible assets, net as of December 31, 2016 and 2015:

(In thousands)	2016		2015
Commercial rights	$	—	$	3,360
Less accumulated amortization	—		(443		)
Intangible assets	$	—	$	2,917

Schedule of accrued expenses

Accrued Expenses as of December 31, 2016 and 2015:

(In thousands)	2016		2015
Bonus	$	2,433	$	1,956
Employee related accruals	1,668		1,341
Accrued expenses	422		75
Other	—		231
Accrued expenses	$	4,523	$	3,603