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

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- Definition

Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 25
-Section 50
-Paragraph 1
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Amount of the increase (decrease) in fair value of the hedged item in a fair value hedge recognized in the income statement.

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- Definition

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

+ References

No definition available.

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

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
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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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- Definition

Nominal mass used to calculate payments on a derivative instrument.

+ References

No definition available.

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 15
-URI http://asc.fasb.org/subtopic&trid=2229187

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Financial Instruments - Unrealized gains losses (Details) oz in Thousands, lb in Millions, $ in Millions		3 Months Ended		9 Months Ended
	Sep. 30, 2022 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 ($)
Not Designated as Hedging Instrument \| Amounts recorded in Sales
Realized gains (losses):
Embedded Derivative, Gain (Loss) on Embedded Derivative, Net		$ (306)	$ (111)	$ (819)	$ 201
Commodity Contract
Unrealized gains (losses):
Derivative financial instruments		17	(20)	(61)	(28)
Hedged item – firm sales commitments		(17)	20	61	28
Realized gains (losses):
Matured derivative financial instruments		$ (50)	5	$ (48)	57
Commodity Contract \| Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Nonmonetary Notional Amount, Mass \| lb	96
Derivative, Average Forward Price \| $ / lb	3.93	3.93		3.93
Copper Forward Contracts \| Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Nonmonetary Notional Amount, Mass \| lb	10
Derivative, Average Forward Price \| $ / lb	3.51	3.51		3.51
Copper Forward Contracts \| Not Designated as Hedging Instrument \| Amounts recorded in Cost of Sales
Realized gains (losses):
Matured derivative financial instruments		$ 5	1	$ 31	(12)
Copper \| Not Designated as Hedging Instrument \| Amounts recorded in Sales
Realized gains (losses):
Embedded Derivative, Gain (Loss) on Embedded Derivative, Net		$ (272)	(102)	$ (774)	223
Copper \| Short [Member] \| Embedded Derivative Financial Instruments \| Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Nonmonetary Notional Amount, Mass \| lb	829
Derivative, Average Forward Price \| $ / lb	3.68	3.68		3.68
Realized gains (losses):
Derivative Average Market Price \| $ / lb	3.45	3.45		3.45
Copper \| Long [Member] \| Embedded Derivative Financial Instruments \| Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Nonmonetary Notional Amount, Mass \| lb	153
Derivative, Average Forward Price \| $ / lb	3.77	3.77		3.77
Realized gains (losses):
Derivative Average Market Price \| $ / lb	3.47	3.47		3.47
Gold \| Short [Member] \| Embedded Derivative Financial Instruments \| Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Nonmonetary Notional Amount, Mass \| oz	281
Derivative, Average Forward Price \| $ / oz	1,725	1,725		1,725
Realized gains (losses):
Derivative Average Market Price \| $ / oz	1,679	1,679		1,679
gold and other \| Not Designated as Hedging Instrument \| Amounts recorded in Sales
Realized gains (losses):
Embedded Derivative, Gain (Loss) on Embedded Derivative, Net		$ (34)	$ (9)	$ (45)	$ (22)