Restructuring and Related Implementation Charges - Summary of Restructuring and Related Costs (Details) - Global Productivity Initiative - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2022
Restructuring Cost and Reserve [Line Items]
Total 2022 Global Productivity Initiative charges, pretax	$ 2	$ 92
Total 2022 Global Productivity Initiative charges, aftertax	$ 2	72
Selling, general and administrative expenses
Restructuring Cost and Reserve [Line Items]
Total 2022 Global Productivity Initiative charges, pretax		4
Other (income) expense, net
Restructuring Cost and Reserve [Line Items]
Total 2022 Global Productivity Initiative charges, pretax		75
Non-service related postretirement costs
Restructuring Cost and Reserve [Line Items]
Total 2022 Global Productivity Initiative charges, pretax		$ 13