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Related Parties - Schedule of Feedstock Purchased Cost of Goods Sold (Details) - Slagger - Advanced Metal Industries Cluster Company Limited - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Related Party Transaction [Line Items]
Purchases of feedstock material	$ 24	$ 43
Purchases Of Feedstock Material, Settled As In-Kind Repayment Of Tronox Loans
Related Party Transaction [Line Items]
Purchases of feedstock material	16	0
Purchases Of Feedstock Material, Settled In Cash
Related Party Transaction [Line Items]
Purchases of feedstock material	$ 8	$ 43

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- Definition

Amount of transactions with related party during the financial reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 850
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
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-Publisher FASB
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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
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-Name Accounting Standards Codification
-Section S99
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