Property, plant and equipment

3 Months Ended

Mar. 31, 2018

Property, plant and equipment

Property, plant and equipment

5            Property, plant and equipment

The following table presents the Company’s property, plant and equipment as of March 31, 2018, and December 31, 2017:

	March 31,		December 31,
	2018		2017
	in thousands
Leasehold improvements	$	33,185	$	32,297
Laboratory equipment		15,989		15,976
Office equipment		2,359		2,304
Construction-in-progress		653		745
Total property, plant, and equipment		52,186		51,322
Less accumulated depreciation		(18,347)		(17,041)
Property, plant and equipment, net	$	33,839	$	34,281

Total depreciation expense was $1.5 million during the three months ended March 31, 2018 compared to $1.7 million during the same period in 2017.