Derivative Instruments and Hedging Activities (Pre-Tax Gains (Losses) On Derivatives Designated As Hedging Instruments) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Derivative Instruments, Gains (Loss) [Line Items]
Revenues	$ 25,190	$ 27,284	$ 49,262	$ 50,934
Cost of Products Sold	23,307	25,184	45,299	46,937
Interest Expense	180	73	327	165
Other (Income) Expense - Net	(37)	(83)	(81)	(116)
Designated As Hedging Instrument [Member]
Derivative Instruments, Gains (Loss) [Line Items]
Gain (Loss) on Hedging Activity	(41)	150
Total amount recognized in earnings			(145)	248
Designated As Hedging Instrument [Member] | Cost of Products Sold [Member]
Derivative Instruments, Gains (Loss) [Line Items]
Gain (Loss) on Hedging Activity	(41)	150	(145)	248
Commodity Contracts effective amount recognized in earnings	$ (41)	$ 150	$ (145)	$ 248