Accumulated Other Comprehensive Income and Supplemental Equity Information Supplemental Equity Schedules (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended		3 Months Ended	9 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 27, 2014	Sep. 28, 2013	Jun. 28, 2014 Spinal Modulation [Member]	Sep. 27, 2014 Spinal Modulation [Member]	Sep. 27, 2014 Parent [Member]	Sep. 28, 2013 Parent [Member]	Sep. 27, 2014 Parent [Member] Spinal Modulation [Member]	Sep. 27, 2014 Noncontrolling Interest [Member]	Sep. 28, 2013 Noncontrolling Interest [Member]	Sep. 27, 2014 Noncontrolling Interest [Member] Spinal Modulation [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning Balance			$ 4,404	$ 4,094			$ 4,231	$ 4,094		$ 173	$ 0
Net earnings	232	252	717	581			757	600		(40)	(19)
Other comprehensive income (loss)	(105)	49	(114)	9			(114)	9		0	0
Cash dividends declared			(231)	(214)			(231)	(214)		0	0
Repurchases of common stock			(434)	(542)			(434)	(542)		0	0
Stock-based compensation			51	50			51	50		0	0
Common stock issued under employee stock plans and other, net			119	271			119	271		0	0
Tax benefit from stock plans			13				13			0
Tax shortfall from stock plans				(7)				(7)			0
Measurement period fair value adjustment to noncontrolling interest					36	(36)			0			(36)
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests			(344)				(297)			(47)
Additions (purchases) of noncontrolling ownership interests				204				0			204
Ending Balance	$ 4,145	$ 4,446	$ 4,145	$ 4,446			$ 4,095	$ 4,261		$ 50	$ 185