Acquisitions (Allocation Of The Preliminary Purchase Price To The Acquired Net Assets Of The Trauson Acquisition (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2016	Dec. 31, 2015
Goodwill	$ 4,165	$ 4,136
Other
Purchase price paid	23	138
Contingent consideration	4	9
Total consideration	27	147
Inventory	0	9
Other assets	1	14
Liabilities	(6)	(6)
Goodwill	5	63
Assets and liabilities acquired, net	$ 27	$ 147
Tangible assets acquired:	11 years	10 years
Other | Customer relationship
Tangible assets acquired:	$ 0	$ 12
Other | Trade name
Tangible assets acquired:	0	2
Other | Developed technology and patents
Tangible assets acquired:	21	53
Other | Other Intangible Assets [Member]
Tangible assets acquired:	0	0
Other | In process research and development
Tangible assets acquired:	$ 6	$ 0