Quarterly Financial Information (Unaudited)

12 Months Ended

Dec. 31, 2018

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Information (Unaudited)

Note 16. Quarterly Financial Information (Unaudited)

The following tables summarize the Company’s quarterly financial information for the years ended December 31, 2018 and 2017 (in thousands except per share amounts):

	Three Months Ended
	March 31, 2018			June 30, 2018			September 30, 2018			December 31, 2018
Product revenue	$	13,564		$	15,420		$	15,399		$	16,525
Gross profit on product revenue		6,234			7,700			7,257			8,083
Government contract revenue		3,455			4,047			3,928			3,713
Net loss		(13,885	)		(13,282	)		(14,192	)		(16,205	)
Net loss per share:
Basic		(0.11	)		(0.10	)		(0.11	)		(0.12	)
Diluted		(0.11	)		(0.10	)		(0.11	)		(0.12	)

	Three Months Ended
	March 31, 2017			June 30, 2017			September 30, 2017			December 31, 2017
Product revenue	$	7,006		$	9,525		$	10,797		$	16,240
Gross profit on product revenue		3,312			5,165			5,449			7,111
Government contract revenue		1,428			1,667			2,285			2,378
Net loss		(18,598	)		(17,083	)		(13,418	)		(11,486	)
Net loss per share:
Basic		(0.18	)		(0.16	)		(0.12	)		(0.10	)
Diluted		(0.18	)		(0.16	)		(0.12	)		(0.10	)