Revenue - Disaggregated Revenue (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Disaggregation of Revenue
Net Sales	$ 8,851	$ 8,075
Corporate and Unallocated
Disaggregation of Revenue
Net Sales	(2)
Elimination of Dual Credit
Disaggregation of Revenue
Net Sales	(626)	(445)
Americas
Disaggregation of Revenue
Net Sales	4,328	4,142
Americas | Corporate and Unallocated
Disaggregation of Revenue
Net Sales	(1)	1
Americas | Elimination of Dual Credit
Disaggregation of Revenue
Net Sales	(278)	(206)
Asia Pacific
Disaggregation of Revenue
Net Sales	2,769	2,345
Asia Pacific | Elimination of Dual Credit
Disaggregation of Revenue
Net Sales	(230)	(175)
Europe, Middle East and Africa
Disaggregation of Revenue
Net Sales	1,755	1,590
Europe, Middle East and Africa | Elimination of Dual Credit
Disaggregation of Revenue
Net Sales	(118)	(64)
Other Unallocated
Disaggregation of Revenue
Net Sales	(1)	(2)
Other Unallocated | Corporate and Unallocated
Disaggregation of Revenue
Net Sales	(1)	(1)
United States
Disaggregation of Revenue
Net Sales	3,600	3,400
Safety and Industrial
Disaggregation of Revenue
Net Sales	3,327	2,927
Safety and Industrial | Americas
Disaggregation of Revenue
Net Sales	1,697	1,517
Safety and Industrial | Asia Pacific
Disaggregation of Revenue
Net Sales	823	712
Safety and Industrial | Europe, Middle East and Africa
Disaggregation of Revenue
Net Sales	807	698
Safety and Industrial | Abrasives
Disaggregation of Revenue
Net Sales	352	330
Safety and Industrial | Automotive Aftermarket
Disaggregation of Revenue
Net Sales	312	284
Safety and Industrial | Closure and Masking Systems
Disaggregation of Revenue
Net Sales	243	268
Safety and Industrial | Electrical Markets
Disaggregation of Revenue
Net Sales	307	288
Safety and Industrial | Industrial Adhesives and Tapes
Disaggregation of Revenue
Net Sales	768	671
Safety and Industrial | Personal Safety
Disaggregation of Revenue
Net Sales	1,237	989
Safety and Industrial | Roofing Granules
Disaggregation of Revenue
Net Sales	108	95
Safety and Industrial | Other Safety and Industrial
Disaggregation of Revenue
Net Sales		2
Transportation and Electronics
Disaggregation of Revenue
Net Sales	2,531	2,239
Transportation and Electronics | Americas
Disaggregation of Revenue
Net Sales	650	675
Transportation and Electronics | Asia Pacific
Disaggregation of Revenue
Net Sales	1,490	1,202
Transportation and Electronics | Europe, Middle East and Africa
Disaggregation of Revenue
Net Sales	391	362
Transportation and Electronics | Advanced Materials
Disaggregation of Revenue
Net Sales	316	288
Transportation and Electronics | Automotive and Aerospace
Disaggregation of Revenue
Net Sales	516	448
Transportation and Electronics | Commercial Solutions
Disaggregation of Revenue
Net Sales	438	430
Transportation and Electronics | Electronics
Disaggregation of Revenue
Net Sales	1,042	863
Transportation and Electronics | Transportation Safety
Disaggregation of Revenue
Net Sales	218	211
Transportation and Electronics | Other Transportation and Electronics
Disaggregation of Revenue
Net Sales	1	(1)
Health Care
Disaggregation of Revenue
Net Sales	2,248	2,104
Health Care | Americas
Disaggregation of Revenue
Net Sales	1,311	1,281
Health Care | Asia Pacific
Disaggregation of Revenue
Net Sales	408	356
Health Care | Europe, Middle East and Africa
Disaggregation of Revenue
Net Sales	529	467
Health Care | Drug Delivery
Disaggregation of Revenue
Net Sales		105
Health Care | Food Safety
Disaggregation of Revenue
Net Sales	88	91
Health Care | Health Information Systems
Disaggregation of Revenue
Net Sales	289	277
Health Care | Medical Solutions
Disaggregation of Revenue
Net Sales	1,267	1,153
Health Care | Oral Care
Disaggregation of Revenue
Net Sales	363	277
Health Care | Separation and Purification Sciences
Disaggregation of Revenue
Net Sales	241	202
Health Care | Other Health Care
Disaggregation of Revenue
Net Sales		(1)
Consumer
Disaggregation of Revenue
Net Sales	1,373	1,250
Consumer | Americas
Disaggregation of Revenue
Net Sales	949	874
Consumer | Asia Pacific
Disaggregation of Revenue
Net Sales	278	250
Consumer | Europe, Middle East and Africa
Disaggregation of Revenue
Net Sales	146	127
Consumer | Other Unallocated
Disaggregation of Revenue
Net Sales		(1)
Consumer | Consumer Health and Safety
Disaggregation of Revenue
Net Sales	150	172
Consumer | Home Care
Disaggregation of Revenue
Net Sales	279	271
Consumer | Home Improvement
Disaggregation of Revenue
Net Sales	623	503
Consumer | Stationery and Office
Disaggregation of Revenue
Net Sales	285	268
Consumer | Other Consumer
Disaggregation of Revenue
Net Sales	$ 36	$ 36