Goodwill and Intangible Assets (Goodwill balance by business segment) (Details) $ in Millions	6 Months Ended
	Jun. 30, 2016 USD ($)
Goodwill
Balance at the beginning of the period	$ 9,249
Acquisition activity	3
Translation and other	104
Balance at the end of the period	9,356
Industrial
Goodwill
Balance at the beginning of the period	2,573
Acquisition activity	1
Translation and other	49
Balance at the end of the period	2,623
Safety and Graphics
Goodwill
Balance at the beginning of the period	3,342
Acquisition activity	2
Translation and other	19
Balance at the end of the period	3,363
Health Care
Goodwill
Balance at the beginning of the period	1,624
Translation and other	14
Balance at the end of the period	1,638
Electronics and Energy
Goodwill
Balance at the beginning of the period	1,510
Translation and other	13
Balance at the end of the period	1,523
Consumer
Goodwill
Balance at the beginning of the period	200
Translation and other	9
Balance at the end of the period	$ 209