Fair Value Measurements And Financial Instruments Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended		3 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 27, 2014 Fair Value, Inputs, Level 3 [Member] Contingent Consideration Liability [Member]	Jun. 28, 2014 Fair Value, Inputs, Level 3 [Member] Contingent Consideration Liability [Member]	Mar. 29, 2014 Fair Value, Inputs, Level 3 [Member] Contingent Consideration Liability [Member]	Sep. 27, 2014 Endosense S.A. [Member] Fair Value, Inputs, Level 3 [Member] Contingent Consideration Liability [Member]	Jun. 28, 2014 Endosense S.A. [Member] Fair Value, Inputs, Level 3 [Member] Contingent Consideration Liability [Member]	Mar. 29, 2014 Endosense S.A. [Member] Fair Value, Inputs, Level 3 [Member] Contingent Consideration Liability [Member]	Sep. 27, 2014 Nanostim [Member] Fair Value, Inputs, Level 3 [Member] Contingent Consideration Liability [Member]	Jun. 28, 2014 Nanostim [Member] Fair Value, Inputs, Level 3 [Member] Contingent Consideration Liability [Member]	Mar. 29, 2014 Nanostim [Member] Fair Value, Inputs, Level 3 [Member] Contingent Consideration Liability [Member]
Beginning Balance			$ 206	$ 198	$ 195	$ 148	$ 141	$ 139	$ 58	$ 57	$ 56
Change in fair value of contingent consideration	17	1	8	8	1	8	7	0	0	1	1
Foreign currency translation			(8)	0	2	(8)	0	2	0	0	0
Ending Balance			$ 206	$ 206	$ 198	$ 148	$ 148	$ 141	$ 58	$ 58	$ 57