Property, Plant and Equipment, Net

3 Months Ended

Mar. 31, 2018

Property, Plant and Equipment [Abstract]

Property, plant and equipment, net consist of the following (in thousands):



	March 31, 2018			December 31, 2017
Land and land improvements	$	17,992		$	17,846
Buildings and leasehold improvements	113,343			106,316
Furniture and equipment	221,749			202,897
Sub-total	353,084			327,059
Accumulated depreciation	(137,753		)	(130,814		)
Property, plant and equipment in service, net	$	215,331		$	196,245
Construction in progress	109,887			117,173
Property, plant and equipment, net	$	325,218		$	313,418

At March 31, 2018 and December 31, 2017, property, plant and equipment, net, with a net carrying value of $86.4 million and $82.8 million, respectively, was located outside the United States.

During the three month periods ended March 31, 2018, the increase in Property, Plant and Equipment is due primarily to spending on equipment for compliance with the Drug Supply Chain Security Act ("DSCSA") requirements and expansion initiatives at our Decatur and Somerset manufacturing plants.

The Company recorded depreciation expense of $7.1 million and $5.4 million during the three month periods ended March 31, 2018 and 2017, respectively.