Property, plant and equipment

12 Months Ended

Dec. 31, 2017

Property, Plant and Equipment Disclosure [Abstract]

Property, Plant and Equipment

PROPERTY, PLANT AND EQUIPMENT

Property, plant and equipment is summarized as follows (in millions):

	December 31,
	2017			2016
Land	$	396		$	394
Buildings and improvements (including leasehold improvements)	2,176			1,713
Laboratory and manufacturing equipment	533			469
Office and computer equipment	494			466
Construction in progress	690			641
Subtotal	4,289			3,683
Less accumulated depreciation and amortization	(994		)	(818		)
Total	$	3,295		$	2,865