Goodwill And Other Intangible Assets (Schedule Of Changes In Carrying Amount Of Goodwill) (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended			3 Months Ended	9 Months Ended			3 Months Ended	9 Months Ended
	Sep. 28, 2013	Sep. 28, 2013 IESD [Member]	Sep. 28, 2013 CATD [Member]	Jun. 29, 2013 Spinal Modulation [Member]	Sep. 28, 2013 Spinal Modulation [Member]	Sep. 28, 2013 Spinal Modulation [Member] IESD [Member]	Sep. 28, 2013 Spinal Modulation [Member] CATD [Member]	Mar. 30, 2013 CardioMEMS, Inc. [Member]	Sep. 28, 2013 CardioMEMS, Inc. [Member]	Sep. 28, 2013 CardioMEMS, Inc. [Member] IESD [Member]	Sep. 28, 2013 CardioMEMS, Inc. [Member] CATD [Member]	Sep. 28, 2013 Endosense [Member]	Sep. 28, 2013 Endosense [Member] IESD [Member]	Sep. 28, 2013 Endosense [Member] CATD [Member]
Goodwill [Line Items]
Goodwill, Acquired During Period				$ 82	$ 82	$ 82	$ 0	$ 83	$ 83	$ 83	$ 0	$ 258	$ 0	$ 258
Goodwill [Roll Forward]
Balance at December 29, 2012	2,961	1,229	1,732
Foreign currency translation and other	(1)	(12)	11
Balance at September 28, 2013	$ 3,383	$ 1,382	$ 2,001