Derivative Instruments and Hedging Activities (Pre-Tax Gains (Losses) On Derivatives Not Designated As Hedging Instruments) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Derivative [Line Items]
Revenues	$ 27,284	$ 22,926	$ 50,934	$ 41,819
Cost of Products Sold	25,184	21,463	46,937	38,808
Other (Income) Expense - Net	(83)	49	(116)	16
Interest Expense	73	40	165	127
Total gain (loss) recognized in earnings	1,239	(517)	551	(1,431)
Revenues [Member]
Derivative [Line Items]
FX Contracts	13	(43)	(25)	(13)
Total gain (loss) recognized in earnings	13	(43)	(25)	(13)
Cost of Products Sold [Member]
Derivative [Line Items]
FX Contracts	(95)	214	348	(48)
Commodity Contracts	1,062	(673)	(39)	(1,455)
Total gain (loss) recognized in earnings	967	(459)	309	(1,503)
Interest Expense [Member]
Derivative [Line Items]
Embedded Derivative, Gain (Loss) on Embedded Derivative, Net	19	30	4	10
Total gain (loss) recognized in earnings	19	30	4	10
Other (Income) Expense - Net [Member]
Derivative [Line Items]
FX Contracts	240	(45)	263	75
Commodity Contracts	0	0	0	0
Total gain (loss) recognized in earnings	$ 240	$ (45)	$ 263	$ 75