Property and Equipment, Net

6 Months Ended

Jun. 30, 2018

Property Plant And Equipment [Abstract]

7. Property and Equipment, Net

Property and equipment, net, as of June 30, 2018 and December 31, 2017 consisted of the following:

(In thousands)	June 30, 2018			December 31, 2017
Computer and office equipment	$	1,133		$	1,124
Manufacturing equipment		11,888			11,780
Furniture and fixtures		604			456
Software		434			434
Leasehold improvements		805			474
Construction in progress		350			305
		15,214			14,573
Less: Accumulated depreciation		(4,524	)		(3,384	)
Total property and equipment, net	$	10,690		$	11,189

Depreciation expense for the three and six months ended June 30, 2018 was approximately $0.6 million and $1.1 million, respectively, compared to $0.5 million and $0.9 million for the same periods in the prior year. No property and equipment was disposed of during the six months ended June 30, 2018. Construction in progress consists of equipment purchased for the Company’s portfolio expansion efforts, as well as leasehold improvements related to the second floor space expansion of the Company’s Burlington, Massachusetts headquarters.