Balance Sheet Effect of Derivative Financial Instruments (Details) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Derivative [Line Items]
Derivative, Notional Amount	$ 104,589	$ 123,296
Derivative Asset, Current	661	924
Derivative Asset, Noncurrent	382	666
Derivative Asset	1,043	1,590
Derivative Liability, Current	1,104	535
Derivative Liability, Noncurrent	1,540	535
Derivative Liability	2,644	1,070
Held collateral	147	26
Posted collateral	115	71
Counterparty Netting, Liabilities Not Offset	388	719
Designated as Hedging Instrument [Member] \| Foreign currency exchange contracts [Member] \| Cash Flow Hedging [Member]
Derivative [Line Items]
Derivative, Notional Amount	9,153	11,534
Designated as Hedging Instrument [Member] \| Cross-currency interest rate swap contracts [Member] \| Fair Value Hedging [Member]
Derivative [Line Items]
Derivative, Notional Amount	884	885
Designated as Hedging Instrument [Member] \| Interest Rate Contract [Member] \| Fair Value Hedging [Member]
Derivative [Line Items]
Derivative, Notional Amount	19,711	23,893
Designated as Hedging Instrument [Member] \| Commodity Contract [Member] \| Cash Flow Hedging [Member]
Derivative [Line Items]
Derivative, Notional Amount	1,028	931
Not Designated as Hedging Instrument [Member] \| Foreign currency exchange contracts [Member]
Derivative [Line Items]
Derivative, Notional Amount	21,521	28,463
Not Designated as Hedging Instrument [Member] \| Cross-currency interest rate swap contracts [Member]
Derivative [Line Items]
Derivative, Notional Amount	6,633	6,533
Not Designated as Hedging Instrument [Member] \| Interest Rate Contract [Member]
Derivative [Line Items]
Derivative, Notional Amount	44,788	50,060
Not Designated as Hedging Instrument [Member] \| Commodity Contract [Member]
Derivative [Line Items]
Derivative, Notional Amount	871	997
Fair Value, Recurring \| Level 2 [Member]
Derivative [Line Items]
Fair Value of Assets	1,043	1,590
Fair Value of Liabilities	2,644	1,070
Counterparty Netting, Assets Not Offset	388	719
Fair Value, Recurring \| Level 2 [Member] \| Designated as Hedging Instrument [Member] \| Foreign currency exchange contracts [Member] \| Cash Flow Hedging [Member]
Derivative [Line Items]
Fair Value of Assets	92	74
Fair Value of Liabilities	97	346
Fair Value, Recurring \| Level 2 [Member] \| Designated as Hedging Instrument [Member] \| Cross-currency interest rate swap contracts [Member] \| Fair Value Hedging [Member]
Derivative [Line Items]
Fair Value of Assets	0	0
Fair Value of Liabilities	135	49
Fair Value, Recurring \| Level 2 [Member] \| Designated as Hedging Instrument [Member] \| Interest Rate Contract [Member] \| Fair Value Hedging [Member]
Derivative [Line Items]
Fair Value of Assets	0	544
Fair Value of Liabilities	1,100	274
Fair Value, Recurring \| Level 2 [Member] \| Designated as Hedging Instrument [Member] \| Commodity Contract [Member] \| Cash Flow Hedging [Member]
Derivative [Line Items]
Fair Value of Assets	37	182
Fair Value of Liabilities	71	5
Fair Value, Recurring \| Level 2 [Member] \| Not Designated as Hedging Instrument [Member] \| Foreign currency exchange contracts [Member]
Derivative [Line Items]
Fair Value of Assets	199	281
Fair Value of Liabilities	196	198
Fair Value, Recurring \| Level 2 [Member] \| Not Designated as Hedging Instrument [Member] \| Cross-currency interest rate swap contracts [Member]
Derivative [Line Items]
Fair Value of Assets	31	117
Fair Value of Liabilities	690	61
Fair Value, Recurring \| Level 2 [Member] \| Not Designated as Hedging Instrument [Member] \| Interest Rate Contract [Member]
Derivative [Line Items]
Fair Value of Assets	651	338
Fair Value of Liabilities	259	126
Fair Value, Recurring \| Level 2 [Member] \| Not Designated as Hedging Instrument [Member] \| Commodity Contract [Member]
Derivative [Line Items]
Fair Value of Assets	33	54
Fair Value of Liabilities	$ 96	$ 11

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