The average market price for a group of price risk forward or futures contracts, such as gas futures contracts.

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Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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The average forward price on the group of price risk forward or futures contracts, such as gas futures contracts.

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Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

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Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

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Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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Fair value of asset associated with financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

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Nominal mass used to calculate payments on a derivative instrument.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Net Increase or Decrease in the fair value of the embedded derivative or group of embedded derivatives included in earnings in the period.

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Financial Instruments - Unsettled Derivatives (Details) oz in Thousands, lb in Millions, $ in Millions		3 Months Ended		9 Months Ended
	Sep. 30, 2022 USD ($) lb oz $ / oz $ / lb $ / lb	Sep. 30, 2022 USD ($) $ / oz $ / lb $ / lb	Sep. 30, 2021 USD ($)	Sep. 30, 2022 USD ($) $ / oz $ / lb $ / lb	Sep. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	$ 68	$ 68		$ 68		$ 77
Derivative Liability, Fair Value, Gross Liability	272	272		272		28
Derivative Asset, Fair Value, Gross Liability	6	6		6		4
Derivative Liability, Fair Value, Gross Asset	6	6		6		4
Derivative Asset	62	62		62		73
Derivative Liability	266	266		266		24
Trade accounts receivable [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset	29	29		29		51
Derivative Liability	94	94		94		14
Accounts Payable and Accrued Liabilities
Derivatives, Fair Value [Line Items]
Derivative Asset	33	33		33		10
Derivative Liability	169	169		169		10
Other Current Assets [Member]
Derivatives, Fair Value [Line Items]
Derivative Asset	0	0		0		12
Derivative Liability	0	0		0		0
Other Liabilities
Derivatives, Fair Value [Line Items]
Derivative Asset	0	0		0		0
Derivative Liability	3	3		3		0
Commodity Contract
Derivatives, Fair Value [Line Items]
Matured derivative financial instruments		(50)	$ 5	(48)	$ 57
Derivative Asset, Fair Value, Gross Asset	0	0		0		13
Derivative Liability, Fair Value, Gross Liability	50	50		50		1
Derivative Asset, Fair Value, Gross Liability	0	0		0		1
Derivative Liability, Fair Value, Gross Asset	0	0		0		1
Derivative Asset	0	0		0		12
Derivative Liability	50	50		50		0
Embedded Derivative Financial Instruments
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	68	68		68		64
Derivative Liability, Fair Value, Gross Liability	222	222		222		27
Derivative Asset, Fair Value, Gross Liability	6	6		6		3
Derivative Liability, Fair Value, Gross Asset	6	6		6		3
Derivative Asset	62	62		62		61
Derivative Liability	216	216		216		24
Designated as Hedging Instrument [Member] \| Commodity Contract
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	$ 0	$ 0		$ 0		12
Derivative, Nonmonetary Notional Amount, Mass \| lb	96
Derivative, Average Forward Price \| $ / lb	3.93	3.93		3.93
Not Designated as Hedging Instrument \| Embedded Derivative Financial Instruments
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	$ 68	$ 68		$ 68		64
Derivative Liability, Fair Value, Gross Liability	$ 222	$ 222		$ 222		27
Not Designated as Hedging Instrument \| Forward Contracts
Derivatives, Fair Value [Line Items]
Derivative, Nonmonetary Notional Amount, Mass \| lb	10
Derivative, Average Forward Price \| $ / lb	3.51	3.51		3.51
Future \| Not Designated as Hedging Instrument \| FMC's Copper Futures and Swap Contracts [Member]
Derivatives, Fair Value [Line Items]
Derivative Liability, Fair Value, Gross Liability	$ 49	$ 49		$ 49		0
Commodity Contract \| Not Designated as Hedging Instrument \| Forward Contracts
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset	0	0		0		1
Derivative Liability, Fair Value, Gross Liability	$ 1	$ 1		$ 1		$ 1
Copper \| Short [Member] \| Not Designated as Hedging Instrument \| Embedded Derivative Financial Instruments
Derivatives, Fair Value [Line Items]
Derivative Average Market Price \| $ / lb	3.45	3.45		3.45
Derivative, Nonmonetary Notional Amount, Mass \| lb	829
Derivative, Average Forward Price \| $ / lb	3.68	3.68		3.68
Copper \| Long [Member] \| Not Designated as Hedging Instrument \| Embedded Derivative Financial Instruments
Derivatives, Fair Value [Line Items]
Derivative Average Market Price \| $ / lb	3.47	3.47		3.47
Derivative, Nonmonetary Notional Amount, Mass \| lb	153
Derivative, Average Forward Price \| $ / lb	3.77	3.77		3.77
Gold \| Short [Member] \| Not Designated as Hedging Instrument \| Embedded Derivative Financial Instruments
Derivatives, Fair Value [Line Items]
Derivative Average Market Price \| $ / oz	1,679	1,679		1,679
Derivative, Nonmonetary Notional Amount, Mass \| oz	281
Derivative, Average Forward Price \| $ / oz	1,725	1,725		1,725
Sales \| Not Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Embedded Derivative, Gain (Loss) on Embedded Derivative, Net		$ (306)	(111)	$ (819)	201
Sales \| Copper \| Not Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Embedded Derivative, Gain (Loss) on Embedded Derivative, Net		(272)	(102)	(774)	223
Sales \| gold and other \| Not Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Embedded Derivative, Gain (Loss) on Embedded Derivative, Net		(34)	(9)	(45)	(22)
Cost of Sales [Member] \| Not Designated as Hedging Instrument \| Forward Contracts
Derivatives, Fair Value [Line Items]
Matured derivative financial instruments		$ 5	$ 1	$ 31	$ (12)