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
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=121577467&loc=d3e76258-113986

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- Definition

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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- Definition

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
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959

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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.

+ References

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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
	Mar. 31, 2023 oz lb $ / lb $ / oz $ / lb	Mar. 31, 2023 USD ($) $ / lb $ / oz $ / lb	Mar. 31, 2022 USD ($)
Not Designated as Hedging Instrument \| Amounts recorded in Sales
Realized gains (losses):
Embedded Derivative, Gain (Loss) on Embedded Derivative, Net		$ 273	$ 240
Commodity Contract
Unrealized gains (losses):
Derivative financial instruments		14	12
Hedged item – firm sales commitments		(14)	(12)
Realized gains (losses):
Matured derivative financial instruments		$ 8	14
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	3.94	3.94
Copper Forward Contracts \| Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Nonmonetary Notional Amount, Mass \| lb	12
Derivative, Average Forward Price \| $ / lb	4.01	4.01
Copper Forward Contracts \| Not Designated as Hedging Instrument \| Amounts recorded in Cost of Sales
Realized gains (losses):
Matured derivative financial instruments		$ (2)	4
Copper \| Not Designated as Hedging Instrument \| Amounts recorded in Sales
Realized gains (losses):
Embedded Derivative, Gain (Loss) on Embedded Derivative, Net		$ 231	218
Copper \| Short [Member] \| Embedded Derivative Financial Instruments \| Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Nonmonetary Notional Amount, Mass \| lb	547
Derivative, Average Forward Price \| $ / lb	3.92	3.92
Realized gains (losses):
Derivative Average Market Price \| $ / lb	4.08	4.08
Copper \| Long [Member] \| Embedded Derivative Financial Instruments \| Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Nonmonetary Notional Amount, Mass \| lb	78
Derivative, Average Forward Price \| $ / lb	4.01	4.01
Realized gains (losses):
Derivative Average Market Price \| $ / lb	4.06	4.06
Gold \| Short [Member] \| Embedded Derivative Financial Instruments \| Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Nonmonetary Notional Amount, Mass \| oz	199
Derivative, Average Forward Price \| $ / oz	1,876	1,876
Realized gains (losses):
Derivative Average Market Price \| $ / oz	1,991	1,991
gold and other \| Not Designated as Hedging Instrument \| Amounts recorded in Sales
Realized gains (losses):
Embedded Derivative, Gain (Loss) on Embedded Derivative, Net		$ 42	$ 22