Business Segments (Segment information) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Business Segment Information
Net sales	$ 8,134	$ 7,752	$ 15,965	$ 15,386
Operating Income	1,856	1,702	3,572	3,348
Assets	33,970		33,970		33,550
Depreciation and amortization			708	671
Business Segments | Industrial
Business Segment Information
Net sales	2,815	2,683	5,591	5,376
Operating Income	617	603	1,235	1,182
Business Segments | Safety and Graphics
Business Segment Information
Net sales	1,494	1,434	2,917	2,833
Operating Income	353	328	671	660
Business Segments | Electronics and Energy
Business Segment Information
Net sales	1,422	1,340	2,733	2,617
Operating Income	293	237	520	433
Business Segments | Health Care
Business Segment Information
Net sales	1,416	1,336	2,790	2,647
Operating Income	434	417	861	821
Business Segments | Consumer
Business Segment Information
Net sales	1,139	1,098	2,218	2,179
Operating Income	241	235	469	472
Corporate and Unallocated
Business Segment Information
Net sales	(1)	1	2	3
Operating Income	(49)	(87)	(121)	(161)
Elimination of Dual Credit
Business Segment Information
Net sales	(151)	(140)	(286)	(269)
Operating Income	$ (33)	$ (31)	$ (63)	$ (59)