Business Segments (Segment information) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Business Segment Information
Net sales	$ 8,137	$ 7,916	$ 24,102	$ 23,302
Operating Income	1,901	1,739	5,473	5,087
Assets	32,776		32,776		33,550
Depreciation and amortization			1,058	1,014
Business Segments | Industrial
Business Segment Information
Net sales	2,772	2,692	8,363	8,068
Operating Income	616	571	1,851	1,753
Business Segments | Safety and Graphics
Business Segment Information
Net sales	1,448	1,429	4,365	4,262
Operating Income	340	313	1,011	973
Business Segments | Electronics and Energy
Business Segment Information
Net sales	1,500	1,449	4,233	4,066
Operating Income	338	300	858	733
Business Segments | Health Care
Business Segment Information
Net sales	1,390	1,328	4,180	3,975
Operating Income	432	426	1,293	1,247
Business Segments | Consumer
Business Segment Information
Net sales	1,177	1,153	3,395	3,332
Operating Income	272	247	741	719
Corporate and Unallocated
Business Segment Information
Net sales	3	3	5	6
Operating Income	(63)	(88)	(184)	(249)
Elimination of Dual Credit
Business Segment Information
Net sales	(153)	(138)	(439)	(407)
Operating Income	$ (34)	$ (30)	$ (97)	$ (89)