Segment Information (Sales And Other Financial Information By Business Segment) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Net sales	$ 2,955	$ 2,495
Segment operating income	554	519
Acquisition and integration-related charges	(9)	(5)
Amortization of intangible assets	(88)	(53)
Restructuring-related charges	(38)	(20)
Rejuvenate and ABG II and other recalls	(26)	(19)
Legal matters	0	12
Corporate and other
Segment operating income	(99)	(93)
Operating Segments
Net sales	2,955	2,495
Segment operating income	814	697
Operating Segments | Orthopaedics
Net sales	1,135	1,057
Segment operating income	392	378
Operating Segments | MedSurg
Net sales	1,305	958
Segment operating income	284	190
Operating Segments | Neurotechnology and Spine
Net sales	515	480
Segment operating income	$ 138	$ 129