Business Combinations and Divestitures (Details)	3 Months Ended		9 Months Ended			9 Months Ended	0 Months Ended	3 Months Ended	9 Months Ended		3 Months Ended	9 Months Ended				3 Months Ended		9 Months Ended
	Sep. 29, 2013 USD ($)	Sep. 30, 2012 USD ($)	Sep. 29, 2013 USD ($)	Sep. 30, 2012 USD ($)	Jun. 14, 2012 USD ($)	Sep. 29, 2013 Aragon [Member] USD ($)	Jun. 14, 2012 Synthes, Inc [Member] USD ($)	Sep. 30, 2012 Synthes, Inc [Member] USD ($)	Sep. 29, 2013 Synthes, Inc [Member] USD ($)	Jun. 14, 2012 Synthes, Inc [Member] CHF	Sep. 29, 2013 CorImmum [Member] USD ($)	Sep. 30, 2012 Bystolic [Member] USD ($)	Sep. 29, 2013 Other Intangible Assets [Member] Synthes, Inc [Member]	Sep. 29, 2013 Patents And Trademarks [Member]	Sep. 29, 2013 Patents And Trademarks [Member] Synthes, Inc [Member]	Sep. 29, 2013 Pharmaceutical [Member] USD ($)	Sep. 30, 2012 Pharmaceutical [Member] USD ($)	Sep. 29, 2013 Pharmaceutical [Member] USD ($)	Sep. 30, 2012 Pharmaceutical [Member] USD ($)
Business Acquisition [Line Items]
Impairment of Intangible Assets (Excluding Goodwill)																			$ 499,000,000
Goodwill						200,000,000	6,074,000,000		6,074,000,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life									21 years				22 years		18 years
Business Acquisition, Purchase Price Allocation [Abstract]
Cash and Cash equivalents							2,749,000,000		2,749,000,000
Cost in CHF for each share										55.65
Exchange rate used for acquisition							0.95674
Share exchanged for acquirees stock							1.717
Business Acquisition, Initial Consideration Transferred							19,700,000,000
Business Combinations and Divestitures (Textuals) [Abstract]
Acquisition transaction and integration costs									502,000,000
Business Combination, Consideration Transferred							20,200,000,000	20,200,000,000
Discount Rate Used in Probability of Success in Research and Development								14.00%
Proceeds from Divestiture of Businesses												357,000,000
Stock issued during period, shares, acquisitions								203,700,000
Accelerated Share Repurchases, Settlement Payment or Receipt					12,900,000,000				2,900,000,000
Finite-Lived Intangible Assets, Useful Life, Minimum														17 years
Payments to Acquire Businesses, Net of Cash Acquired			819,000,000	4,423,000,000		650,000,000		17,500,000,000
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High						350,000,000
Business Acquisitions, contingent consideration						200,000,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill						800,000,000
Research and Development in Process	$ 178,000,000	$ 679,000,000	$ 242,000,000	$ 1,108,000,000							$ 200,000,000					$ 178,000,000	$ 679,000,000	$ 178,000,000	$ 1,108,000,000