Property, Plant and Equipment

12 Months Ended

Dec. 31, 2017

Property, Plant and Equipment

Property, Plant and Equipment

6. Property, Plant and Equipment

	As of December 31
(in thousands)	2016			2017
IT equipment	$	642		$	1,060
Laboratory equipment		2,613			3,299
Other equipment		15			15
		3,270			4,374
Less: Accumulated depreciation		(2,751	)		(3,047	)
Property, plant and equipment, net	$	519		$	1,327