Goodwill and Intangible Assets (Goodwill balance by business segment) (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2013
Goodwill Information
Increase (decrease) in goodwill related to preliminary allocation of purchase price for prior acquisitions	$ 2
Goodwill
Balance at the beginning of the period	7,385
Acquisition activity	2
Translation and other	(156)
Balance at the end of the period	7,231
Industrial
Goodwill
Balance at the beginning of the period	2,174
Acquisition activity	2
Translation and other	(62)
Balance at the end of the period	2,114
Safety and Graphics
Goodwill
Balance at the beginning of the period	1,751
Acquisition activity	0
Translation and other	(38)
Balance at the end of the period	1,713
Electronics and Energy
Goodwill
Balance at the beginning of the period	1,622
Acquisition activity	0
Translation and other	(21)
Balance at the end of the period	1,601
Health Care
Goodwill
Balance at the beginning of the period	1,598
Acquisition activity	0
Translation and other	(24)
Balance at the end of the period	1,574
Consumer
Goodwill
Balance at the beginning of the period	240
Acquisition activity	0
Translation and other	(11)
Balance at the end of the period	$ 229