Restructuring Actions - Impact of Restructuring Charges (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
2023 Restructuring Actions
Restructuring Cost and Reserve
Restructuring charges	$ 437
Employee-Related | 2023 Restructuring Actions
Restructuring Cost and Reserve
Restructuring charges	370
Asset-Related and Other | 2023 Restructuring Actions
Restructuring Cost and Reserve
Restructuring charges	67
Operating Segments | 2023 Restructuring Actions | Safety and Industrial
Restructuring Cost and Reserve
Restructuring charges	89
Operating Segments | 2023 Restructuring Actions | Transportation and Electronics
Restructuring Cost and Reserve
Restructuring charges	62
Operating Segments | 2023 Restructuring Actions | Health Care
Restructuring Cost and Reserve
Restructuring charges	22
Operating Segments | 2023 Restructuring Actions | Consumer
Restructuring Cost and Reserve
Restructuring charges	26
Operating Segments | Employee-Related | 2023 Restructuring Actions | Safety and Industrial
Restructuring Cost and Reserve
Restructuring charges	89
Operating Segments | Employee-Related | 2023 Restructuring Actions | Transportation and Electronics
Restructuring Cost and Reserve
Restructuring charges	62
Operating Segments | Employee-Related | 2023 Restructuring Actions | Health Care
Restructuring Cost and Reserve
Restructuring charges	22
Operating Segments | Employee-Related | 2023 Restructuring Actions | Consumer
Restructuring Cost and Reserve
Restructuring charges	26
Operating Segments | Asset-Related and Other | 2023 Restructuring Actions | Safety and Industrial
Restructuring Cost and Reserve
Restructuring charges	0
Operating Segments | Asset-Related and Other | 2023 Restructuring Actions | Transportation and Electronics
Restructuring Cost and Reserve
Restructuring charges	0
Operating Segments | Asset-Related and Other | 2023 Restructuring Actions | Health Care
Restructuring Cost and Reserve
Restructuring charges	0
Operating Segments | Asset-Related and Other | 2023 Restructuring Actions | Consumer
Restructuring Cost and Reserve
Restructuring charges	0
Corporate and Unallocated
Restructuring Cost and Reserve
Restructuring charges	0	$ 41	$ 0
Corporate and Unallocated | 2023 Restructuring Actions
Restructuring Cost and Reserve
Restructuring charges	238
Corporate and Unallocated | Employee-Related | 2023 Restructuring Actions
Restructuring Cost and Reserve
Restructuring charges	171
Corporate and Unallocated | Asset-Related and Other | 2023 Restructuring Actions
Restructuring Cost and Reserve
Restructuring charges	$ 67