Restructuring Actions - Impact of Restructuring Charges (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Restructuring Cost and Reserve
Restructuring charges		$ 52
2023 Restructuring Actions
Restructuring Cost and Reserve
Restructuring charges	$ 104	52	$ 437
Employee-Related | 2023 Restructuring Actions
Restructuring Cost and Reserve
Restructuring charges	47
Asset-Related and Other | 2023 Restructuring Actions
Restructuring Cost and Reserve
Restructuring charges	57
Operating Segments | Safety and Industrial
Restructuring Cost and Reserve
Restructuring charges		10
Operating Segments | Transportation and Electronics
Restructuring Cost and Reserve
Restructuring charges		12
Operating Segments | Health Care
Restructuring Cost and Reserve
Restructuring charges		2
Operating Segments | Consumer
Restructuring Cost and Reserve
Restructuring charges		3
Operating Segments | 2023 Restructuring Actions | Safety and Industrial
Restructuring Cost and Reserve
Restructuring charges	46
Operating Segments | 2023 Restructuring Actions | Transportation and Electronics
Restructuring Cost and Reserve
Restructuring charges	24
Operating Segments | 2023 Restructuring Actions | Health Care
Restructuring Cost and Reserve
Restructuring charges	21
Operating Segments | 2023 Restructuring Actions | Consumer
Restructuring Cost and Reserve
Restructuring charges	13
Operating Segments | Employee-Related | 2023 Restructuring Actions | Safety and Industrial
Restructuring Cost and Reserve
Restructuring charges	26
Operating Segments | Employee-Related | 2023 Restructuring Actions | Transportation and Electronics
Restructuring Cost and Reserve
Restructuring charges	9
Operating Segments | Employee-Related | 2023 Restructuring Actions | Health Care
Restructuring Cost and Reserve
Restructuring charges	7
Operating Segments | Employee-Related | 2023 Restructuring Actions | Consumer
Restructuring Cost and Reserve
Restructuring charges	5
Operating Segments | Asset-Related and Other | 2023 Restructuring Actions | Safety and Industrial
Restructuring Cost and Reserve
Restructuring charges	20
Operating Segments | Asset-Related and Other | 2023 Restructuring Actions | Transportation and Electronics
Restructuring Cost and Reserve
Restructuring charges	15
Operating Segments | Asset-Related and Other | 2023 Restructuring Actions | Health Care
Restructuring Cost and Reserve
Restructuring charges	14
Operating Segments | Asset-Related and Other | 2023 Restructuring Actions | Consumer
Restructuring Cost and Reserve
Restructuring charges	8
Corporate and Unallocated
Restructuring Cost and Reserve
Restructuring charges		$ 25
Corporate and Unallocated | 2023 Restructuring Actions
Restructuring Cost and Reserve
Restructuring charges	0
Corporate and Unallocated | Employee-Related | 2023 Restructuring Actions
Restructuring Cost and Reserve
Restructuring charges	0
Corporate and Unallocated | Asset-Related and Other | 2023 Restructuring Actions
Restructuring Cost and Reserve
Restructuring charges	$ 0