Property, Plant & Equipment, Net

3 Months Ended

Mar. 31, 2017

Property, Plant and Equipment [Abstract]

6. Property, Plant & Equipment, Net

Property, plant & equipment, net, consisted of the following:


(in thousands)	March 31, 2017			December 31, 2016
Land	$	14,950		$	14,950
Buildings		70,732			70,628
Machinery, equipment and fixtures		66,271			65,407
Computer software		18,482			18,482
Construction in progress		8,991			7,224

		179,426			176,691
Less: accumulated depreciation and amortization		(87,340	)		(82,504	)

Total property, plant & equipment, net	$	92,086		$	94,187

Depreciation and amortization expense related to property, plant & equipment, net, was $5.1 million and $2.6 million for the three months ended March 31, 2017 and 2016, respectively.

Property, plant & equipment dedicated to research and development (“R&D”) activities had a carrying value of $2.7 million as of March 31, 2017. The Company believes these fixed assets will be utilized for either internally funded ongoing R&D activities or R&D activities funded by a strategic partner.