Derivative Instruments and Hedging Activities (Pre-Tax Gains (Losses) On Derivatives Designated As Hedging Instruments) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Derivative Instruments, Gains (Loss) [Line Items]
Revenues	$ 21,847	$ 24,072
Cost of Products Sold	20,188	21,992
Interest Expense	166	147
Other (Income) Expense - Net	(26)	(44)
Designated As Hedging Instrument [Member]
Derivative Instruments, Gains (Loss) [Line Items]
Gain (Loss) on Hedging Activity	19	(104)
Designated As Hedging Instrument [Member] | Cost of Products Sold [Member]
Derivative Instruments, Gains (Loss) [Line Items]
Gain (Loss) on Hedging Activity	19	(104)
Commodity Contracts effective amount recognized in earnings	$ 19	$ (104)