Quarterly Financial Information (Unaudited)

12 Months Ended

Dec. 31, 2016

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Information (Unaudited)

Note 18. Quarterly Financial Information (Unaudited)

The following tables summarize the Company’s quarterly financial information for the years ended December 31, 2016 and 2015 (in thousands except per share amounts):

	Three Months Ended
	March 31, 2016			June 30, 2016			September 30, 2016			December 31, 2016
Product revenue	$	7,632		$	9,251		$	10,175		$	10,125
Gross profit on product revenue		3,369			4,275			4,724			4,520
Government contracts revenue		—			—			261			1,831
Net loss		(16,863	)		(18,166	)		(14,376	)		(13,501	)
Net loss per share:
Basic		(0.17	)		(0.18	)		(0.14	)		(0.13	)
Diluted		(0.17	)		(0.18	)		(0.14	)		(0.13	)

	Three Months Ended
	March 31, 2015			June 30, 2015			September 30, 2015			December 31, 2015
Product revenue	$	7,692		$	8,830		$	8,045		$	9,656
Gross profit on product revenue		2,978			1,802			2,485			3,494
Government contracts revenue		—			—			—			—
Net loss		(9,460	)		(15,972	)		(15,680	)		(14,756	)
Net loss per share:
Basic		(0.10	)		(0.17	)		(0.16	)		(0.15	)
Diluted		(0.17	)		(0.17	)		(0.17	)		(0.15	)