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-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section S99
-Paragraph 1A
-Subparagraph (SX 210.13-01(a)(4)(iv))
-URI http://asc.fasb.org/extlink&oid=124359900&loc=SL124442526-122756

Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(e))
-URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227

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Related Parties (Details) - USD ($) $ in Millions	3 Months Ended		47 Months Ended
Related Parties (Details) - USD ($) $ in Millions	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Dec. 31, 2021	Dec. 17, 2020	Dec. 29, 2019	May 09, 2018
Related Party Transaction [Line Items]
Shares owned (in shares)	155,797,426		155,797,426	153,934,677
Other expense, net	$ (4)	$ (10)
Prepaid and other assets	187		$ 187	$ 132
MGT Loan
Related Party Transaction [Line Items]
Notes payable	32		32		$ 36
Notes payable, current	5		$ 5
Repayments of debt	$ 1	1
Minimum \| MGT Loan
Related Party Transaction [Line Items]
Debt instrument, term	5 years
Maximum \| MGT Loan
Related Party Transaction [Line Items]
Debt instrument, term	6 years
Cristal's Titanium Dioxide Business
Related Party Transaction [Line Items]
Shares owned (in shares)	37,580,000		37,580,000
Ownership percentage	24.00%		24.00%
Slagger \| Advanced Metal Industries Cluster Company Limited
Related Party Transaction [Line Items]
Ownership percentage							90.00%
Loan commitment							$ 322
Loan made	$ 125		$ 125
Slagger \| Advanced Metal Industries Cluster Company Limited \| Purchases of Feedstock Material
Related Party Transaction [Line Items]
Related party transaction amount	9
Slagger \| Advanced Metal Industries Cluster Company Limited \| Other long-term assets
Related Party Transaction [Line Items]
Interest receivable	9		9
Affiliated Entity \| Option Agreement, Amounts to be Reimbursed for Capital Expenditures and Operational Expenses \| AMIC
Related Party Transaction [Line Items]
Amounts receivable from related party							$ 125
Amount loaned to related parties			36
Affiliated Entity \| Amended Options Agreement, Second Option, Loan Amount Forgiven \| AMIC \| Maximum
Related Party Transaction [Line Items]
Related party transaction amount			125
Affiliated Entity \| Amended Technical Services Agreement, Monthly Management Fee \| AMIC
Related Party Transaction [Line Items]
Revenue from related party			1
Other expense, net	2	2
Prepaid and other assets	1		1
Affiliated Entity \| Purchase of Chlorine Gas
Related Party Transaction [Line Items]
Purchases from related party	1	2
Affiliated Entity \| Purchase of Chlorine Gas \| Advanced Metal Industries Cluster and Toho Titanium Metal Co. Ltd (ATTM)
Related Party Transaction [Line Items]
Amount due to related party	1		1
Affiliated Entity \| Receivable From MGT Product Sales \| Advanced Metal Industries Cluster and Toho Titanium Metal Co. Ltd (ATTM)
Related Party Transaction [Line Items]
Receivable due from related parties	7		7
Affiliated Entity \| Advanced Metal Industries Cluster Company Limited \| Acquisition of Assets Producing Metal Grade TiCl4
Related Party Transaction [Line Items]
Notes receivable, related parties						$ 36
Affiliated Entity \| Advanced Metal Industries Cluster and Toho Titanium Metal Co. Ltd (ATTM) \| Acquisition of Assets Producing Metal Grade TiCl4
Related Party Transaction [Line Items]
Ownership percentage						65.00%
Tasnee
Related Party Transaction [Line Items]
Receivable due from related parties	8		8
Tasnee \| Stamp Duty and Other Taxes Reimbursable
Related Party Transaction [Line Items]
Receivable due from related parties	5		5
Tasnee \| Pre-Acquisition Period Tax Settlements
Related Party Transaction [Line Items]
Receivable due from related parties	3		$ 3
MGT
Related Party Transaction [Line Items]
Revenue from related party	$ 6	$ 9