Goodwill and Intangible Assets (Goodwill balance by business segment) (Details) $ in Millions	9 Months Ended
	Sep. 30, 2016 USD ($)
Goodwill Information
Goodwill acquired during period excluding adjustments related to prior year acquisitions	$ 17
Increase (decrease) in goodwill related to preliminary allocation of purchase price for prior acquisitions	39
Goodwill
Balance at the beginning of the period	9,249
Acquisition activity	56
Translation and other	125
Balance at the end of the period	9,430
Industrial
Goodwill
Balance at the beginning of the period	2,573
Acquisition activity	1
Translation and other	68
Balance at the end of the period	2,642
Safety and Graphics
Goodwill
Balance at the beginning of the period	3,342
Acquisition activity	43
Translation and other	10
Balance at the end of the period	3,395
Health Care
Goodwill
Balance at the beginning of the period	1,624
Acquisition activity	12
Translation and other	20
Balance at the end of the period	1,656
Electronics and Energy
Goodwill
Balance at the beginning of the period	1,510
Translation and other	16
Balance at the end of the period	1,526
Consumer
Goodwill
Balance at the beginning of the period	200
Translation and other	11
Balance at the end of the period	$ 211