Restructuring Actions (Details) $ in Millions	3 Months Ended				6 Months Ended	15 Months Ended
	Jun. 30, 2021 USD ($)	Mar. 31, 2021 USD ($)	Dec. 31, 2020 USD ($) person	Jun. 30, 2020 USD ($) person	Jun. 30, 2021 USD ($)	Dec. 31, 2021 USD ($) person
Operational/Marketing Capability Restructuring | Forecast
Restructuring Cost and Reserve
Restructuring and related cost, number of positions affected | person						2,900
Operational/Marketing Capability Restructuring | Forecast | Minimum
Restructuring Cost and Reserve
Restructuring charges						$ 250
Operational/Marketing Capability Restructuring | Forecast | Maximum
Restructuring Cost and Reserve
Restructuring charges						$ 300
2021 Restructuring Actions | Operational/Marketing Capability Restructuring
Restructuring Cost and Reserve
Restructuring charges	$ 43	$ 14			$ 57
2021 Restructuring Actions | Employee-Related
Restructuring Cost and Reserve
Restructuring charges					57
2021 Restructuring Actions | Cost of sales | Operational/Marketing Capability Restructuring
Restructuring Cost and Reserve
Restructuring charges					12
2021 Restructuring Actions | Selling, general and administrative expenses | Operational/Marketing Capability Restructuring
Restructuring Cost and Reserve
Restructuring charges					32
2021 Restructuring Actions | Research, development and related expenses | Operational/Marketing Capability Restructuring
Restructuring Cost and Reserve
Restructuring charges					13
2020 Restructuring Actions | Operational/Marketing Capability Restructuring
Restructuring Cost and Reserve
Restructuring and related cost, number of positions affected | person			2,100
Restructuring charges			$ 137
2020 Restructuring Actions | Drug delivery business
Restructuring Cost and Reserve
Restructuring and related cost, number of positions affected | person				1,300
Restructuring charges				$ 55
2020 Restructuring Actions | Other Restructuring
Restructuring Cost and Reserve
Restructuring and related cost, number of positions affected | person				400
Restructuring charges				$ 58
Corporate and Unallocated | 2021 Restructuring Actions | Employee-Related
Restructuring Cost and Reserve
Restructuring charges					24
Safety and Industrial | 2021 Restructuring Actions | Employee-Related
Restructuring Cost and Reserve
Restructuring charges					9
Transportation and Electronics | 2021 Restructuring Actions | Employee-Related
Restructuring Cost and Reserve
Restructuring charges					12
Health Care | 2021 Restructuring Actions | Employee-Related
Restructuring Cost and Reserve
Restructuring charges					8
Consumer | 2021 Restructuring Actions | Employee-Related
Restructuring Cost and Reserve
Restructuring charges					$ 4