Goodwill and Intangible Assets (Goodwill balance by business segment) (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014
Goodwill Information
Purchased goodwill	$ 65
Goodwill
Balance at the beginning of the period	7,345
Acquisition activity	65
Translation and other	12
Balance at the end of the period	7,422
Industrial
Goodwill
Balance at the beginning of the period	2,166
Acquisition activity	0
Translation and other	10
Balance at the end of the period	2,176
Safety and Graphics
Goodwill
Balance at the beginning of the period	1,740
Acquisition activity	0
Translation and other	(2)
Balance at the end of the period	1,738
Electronics and Energy
Goodwill
Balance at the beginning of the period	1,612
Acquisition activity	0
Translation and other	1
Balance at the end of the period	1,613
Health Care
Goodwill
Balance at the beginning of the period	1,596
Acquisition activity	65
Translation and other	1
Balance at the end of the period	1,662
Consumer
Goodwill
Balance at the beginning of the period	231
Acquisition activity	0
Translation and other	2
Balance at the end of the period	$ 233