Equity (Details) (USD $) In Millions, except Share data in Thousands, unless otherwise specified	3 Months Ended		6 Months Ended		0 Months Ended	6 Months Ended	3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Jan. 02, 2013 Abbott item	Jun. 30, 2014 Abbott	Jun. 30, 2014 Stock Options	Jun. 30, 2013 Stock Options	Jun. 30, 2014 Stock Options	Jun. 30, 2013 Stock Options	Jun. 30, 2014 RSAs & RSUs	Jun. 30, 2013 RSAs & RSUs	Jun. 30, 2014 RSAs & RSUs	Jun. 30, 2013 RSAs & RSUs	Jun. 30, 2014 Selling, general and administrative expense	Jun. 30, 2013 Selling, general and administrative expense	Jun. 30, 2014 Selling, general and administrative expense	Jun. 30, 2013 Selling, general and administrative expense	Jun. 30, 2014 Research and development	Jun. 30, 2013 Research and development	Jun. 30, 2014 Research and development	Jun. 30, 2013 Research and development	Jun. 30, 2014 Cost of products sold	Jun. 30, 2013 Cost of products sold	Jun. 30, 2014 Cost of products sold	Jun. 30, 2013 Cost of products sold
Stock-Based Compensation
Stock compensation expense recognized	$ 49	$ 46	$ 154	$ 133											$ 27	$ 26	$ 95	$ 83	$ 16	$ 13	$ 50	$ 38	$ 6	$ 7	$ 10	$ 12
Number of awards received in connection with the separation					1
Number of awards granted to employees other than in connection with the separation						0
Assumptions on which the expense related to stock options granted is based
Risk-free interest rate (as a percent)									1.91%	1.10%
Average life of options									6 years	6 years
Volatility (as a percent)									27.01%	32.63%
Dividend yield (as a percent)									3.19%	4.30%
Fair value per stock option (in dollars per share)									$ 9.83	$ 6.87
Options
Outstanding at the beginning of the period (in shares)									35,994
Granted (in shares)									1,119
Exercised (in shares)									(4,716)
Lapsed (in shares)									(61)
Outstanding at the end of the period (in shares)							32,336		32,336
Exercisable at the end of the period (in shares)							29,547		29,547
Weighted average exercise price
Outstanding at the beginning of the period (in dollars per share)									$ 27.48
Granted (in dollars per share)									$ 51.87
Exercised (in dollars per share)									$ 28.11
Lapsed (in dollars per share)									$ 25.73
Outstanding at the end of the period (in dollars per share)							$ 28.23		$ 28.23
Exercisable at the end of the period (in dollars per share)							$ 27.05		$ 27.05
Weighted-Average remaining life (in years)
Outstanding at the end of the period									3 years 7 months 6 days
Exercisable at end of the period									3 years 1 month 6 days
Aggregate intrinsic value
Outstanding at the end of the period							912		912
Exercisable at the end of the period							868		868
Additional information
Unrecognized compensation cost							5		5
Period for recognition of unrecognized compensation cost									2 years				2 years
Aggregate intrinsic value of options exercised							39	74	111	116
Share units
Outstanding at the beginning of the period (in shares)													14,910
Granted (in shares)													4,909
Vested (in shares)													(6,417)
Lapsed (in shares)													(321)
Outstanding at the end of the period (in shares)											13,081		13,081
Unvested shares at the end of the period (in shares)											12,890		12,890
Weighted average grant date fair value
Outstanding at the beginning of the period (in dollars per share)													$ 32.07
Granted (in dollars per share)													$ 51.34
Vested (in dollars per share)													$ 29.21
Lapsed (in dollars per share)													$ 37.56
Outstanding at the end of the period (in dollars per share)											$ 40.63		$ 40.63
Unvested shares at the end of the period (in dollars per share)											$ 40.75		$ 40.75
Additional information
Fair market value of awards vested											11	9	325	276
Unrecognized compensation cost											$ 280		$ 280