Acquisitions (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended				12 Months Ended			12 Months Ended
	Dec. 31, 2013 Trauson [Member]	Mar. 31, 2013 Trauson [Member]	Dec. 31, 2013 Patient Safety [Member]	Dec. 31, 2013 MAKO Acquisition [Member]	Dec. 31, 2013 Surpass	Dec. 31, 2012 Surpass	Nov. 30, 2012 Surpass	Dec. 31, 2013 Customer relationship Trauson [Member]	Dec. 31, 2013 Customer relationship Surpass	Dec. 31, 2013 Developed technology Surpass	Dec. 31, 2013 In-process research & development Surpass
Purchase price paid, including debt	$ 751	$ 751	$ 120	$ 1,679		$ 133	$ 100
Finite-Lived Intangible Asset, Useful Life								15 years	15 years
Finite-Lived Intangible Assets, Purchase Accounting Adjustments								40		18	26
Liabilities, Purchase Accounting Adjustments	14
Goodwill, Purchase Accounting Adjustments	31				27
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, Low	$ 0					$ 33	$ 35