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Mineral Leaseholds, Net (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Summary of minerals leaseholds, net of accumulated depletion [Abstract]
Mineral leaseholds	$ 1,249		$ 1,260
Less: accumulated depletion	(610)		(606)
Mineral leaseholds, net	639		$ 654
Depletion expense related to mineral leaseholds	$ 7	$ 8

X

- Definition

The noncash expense charged against earnings to recognize the consumption of natural resources.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

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X

- Definition

The accumulated decrease in the carrying value of the mineral properties as a result of mine or mineral production.

+ References

No definition available.

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X

- Definition

Carrying amount at the balance sheet date of mineral properties, gross of adjustments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-SubTopic 10
-Topic 360
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482099/360-10-50-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 932
-SubTopic 360
-Name Accounting Standards Codification
-Section 25
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482479/932-360-25-7

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 932
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-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482274/932-235-50-4

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- Definition

Mineral properties, net of adjustments.

+ References

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-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-SubTopic 10
-Topic 360
-Publisher FASB
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-URI https://asc.fasb.org//1943274/2147482479/932-360-25-7

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- References

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