Schedule of Fair Value of Derivative Instruments (Details) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Derivatives, Fair Value [Line Items]
Derivative Liability, Collateral, Right to Reclaim Cash, Offset	$ 54	$ 71
Derivative Asset, Collateral, Obligation to Return Cash, Offset	1
Fair Value, Inputs, Level 2 [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset Including Not Subject to Master Netting Arrangement	1,115	632
Derivative Asset, Fair Value, Gross Liability and Obligation to Return Cash, Offset	(693)	(443)
Derivative Asset	422	189
Derivative Liability, Fair Value, Gross Liability	943	715
Derivative Liability, Fair Value, Gross Asset and Right to Reclaim Cash, Offset	(731)	(465)
Derivative Liability	212	250
Fair Value, Inputs, Level 2 [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset Including Not Subject to Master Netting Arrangement	1,024	599
Derivative Asset, Fair Value, Gross Liability and Obligation to Return Cash, Offset	(627)	(421)
Derivative Asset	397	178
Derivative Liability, Fair Value, Gross Liability	746	599
Derivative Liability, Fair Value, Gross Asset and Right to Reclaim Cash, Offset	(644)	(440)
Derivative Liability	102	159
Fair Value, Inputs, Level 2 [Member] | Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset Including Not Subject to Master Netting Arrangement	91	33
Derivative Asset, Fair Value, Gross Liability and Obligation to Return Cash, Offset	(66)	(22)
Derivative Asset	25	11
Derivative Liability, Fair Value, Gross Liability	197	116
Derivative Liability, Fair Value, Gross Asset and Right to Reclaim Cash, Offset	(87)	(25)
Derivative Liability	110	91
Other Current Assets [Member] | Interest Rate Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset Including Not Subject to Master Netting Arrangement	33	14
Derivative Asset, Fair Value, Gross Liability and Obligation to Return Cash, Offset	(25)	(14)
Derivative Asset	8	0
Other Current Assets [Member] | Interest Rate Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset Including Not Subject to Master Netting Arrangement		1
Derivative Asset, Fair Value, Gross Liability and Obligation to Return Cash, Offset		0
Derivative Asset		1
Other Current Assets [Member] | Foreign Exchange Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset Including Not Subject to Master Netting Arrangement	228	24
Derivative Asset, Fair Value, Gross Liability and Obligation to Return Cash, Offset	(171)	(13)
Derivative Asset	57	11
Other Current Assets [Member] | Foreign Exchange Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset Including Not Subject to Master Netting Arrangement	38	23
Derivative Asset, Fair Value, Gross Liability and Obligation to Return Cash, Offset	(31)	(16)
Derivative Asset	7	7
Other Current Assets [Member] | Commodity Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset Including Not Subject to Master Netting Arrangement	507	305
Derivative Asset, Fair Value, Gross Liability and Obligation to Return Cash, Offset	(213)	(173)
Derivative Asset	294	132
Other Current Assets [Member] | Commodity Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset Including Not Subject to Master Netting Arrangement	53	8
Derivative Asset, Fair Value, Gross Liability and Obligation to Return Cash, Offset	(35)	(5)
Derivative Asset	18	3
Deferred charges and other assets [Member] | Interest Rate Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset Including Not Subject to Master Netting Arrangement	237	130
Derivative Asset, Fair Value, Gross Liability and Obligation to Return Cash, Offset	(218)	(130)
Derivative Asset	19	0
Deferred charges and other assets [Member] | Foreign Exchange Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset Including Not Subject to Master Netting Arrangement		117
Derivative Asset, Fair Value, Gross Liability and Obligation to Return Cash, Offset		(89)
Derivative Asset		28
Deferred charges and other assets [Member] | Foreign Exchange Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset Including Not Subject to Master Netting Arrangement		1
Derivative Asset, Fair Value, Gross Liability and Obligation to Return Cash, Offset		(1)
Derivative Asset		0
Deferred charges and other assets [Member] | Commodity Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset Including Not Subject to Master Netting Arrangement	19	9
Derivative Asset, Fair Value, Gross Liability and Obligation to Return Cash, Offset	0	(2)
Derivative Asset	19	7
Accrued and Other Current Liabilities [Member] | Interest Rate Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability	25	33
Derivative Liability, Fair Value, Gross Asset and Right to Reclaim Cash, Offset	(25)	(14)
Derivative Liability	0	19
Accrued and Other Current Liabilities [Member] | Interest Rate Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability	12	59
Derivative Liability, Fair Value, Gross Asset and Right to Reclaim Cash, Offset	0	0
Derivative Liability	12	59
Accrued and Other Current Liabilities [Member] | Foreign Exchange Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability	172	15
Derivative Liability, Fair Value, Gross Asset and Right to Reclaim Cash, Offset	(171)	(13)
Derivative Liability	1	2
Accrued and Other Current Liabilities [Member] | Foreign Exchange Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability	94	31
Derivative Liability, Fair Value, Gross Asset and Right to Reclaim Cash, Offset	(31)	(16)
Derivative Liability	63	15
Accrued and Other Current Liabilities [Member] | Commodity Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability	330	267
Derivative Liability, Fair Value, Gross Asset and Right to Reclaim Cash, Offset	(230)	(192)
Derivative Liability	100	75
Accrued and Other Current Liabilities [Member] | Commodity Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability	91	25
Derivative Liability, Fair Value, Gross Asset and Right to Reclaim Cash, Offset	(56)	(8)
Derivative Liability	35	17
Other Noncurrent Obligations [Member] | Interest Rate Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability	219	192
Derivative Liability, Fair Value, Gross Asset and Right to Reclaim Cash, Offset	(218)	(130)
Derivative Liability	$ 1	62
Other Noncurrent Obligations [Member] | Foreign Exchange Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability		90
Derivative Liability, Fair Value, Gross Asset and Right to Reclaim Cash, Offset		(89)
Derivative Liability		1
Other Noncurrent Obligations [Member] | Foreign Exchange Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability		1
Derivative Liability, Fair Value, Gross Asset and Right to Reclaim Cash, Offset		(1)
Derivative Liability		0
Other Noncurrent Obligations [Member] | Commodity Contract [Member] | Fair Value, Inputs, Level 2 [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability		2
Derivative Liability, Fair Value, Gross Asset and Right to Reclaim Cash, Offset		(2)
Derivative Liability		$ 0