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Related Party Transactions (Details) - USD ($) | 12 Months Ended | 32 Months Ended | 41 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2022 | Sep. 30, 2021 | Dec. 17, 2020 | Dec. 29, 2019 | May 09, 2018
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Common stock, shares outstanding (in shares) | 154,496,923 | 153,934,677 |  | 154,496,923 |  |  |  |
Other income (expense) | $ (13,000,000) | $ 12,000,000 | $ 26,000,000 |  |  |  |  |
Prepaid and other assets | 135,000,000 | 132,000,000 |  | $ 135,000,000 |  |  |  |
Interest expense | 125,000,000 | 157,000,000 | $ 189,000,000 |  |  |  |  |
MGT Loan |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Note payable | 30,000,000 | 33,000,000 |  | 30,000,000 |  | $ 36,000,000 |  |
Notes payable due within 12 months | 7,000,000 | 7,000,000 |  | $ 7,000,000 |  |  |  |
Interest expense | 1,000,000 | 1,000,000 |  |  |  |  |  |
Financing activities - Repayment of MGT loan | $ 3,000,000 | 4,000,000 |  |  |  |  |  |
MGT Loan | Maximum |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Maturity period of loan | 6 years |  |  |  |  |  |  |
MGT Loan | Minimum |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Maturity period of loan | 5 years |  |  |  |  |  |  |
Cristal International Holdings B.V. |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Ownership percentage | 24.00% |  |  | 24.00% |  |  |  |
Cristal International Holdings B.V. |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Common stock, shares outstanding (in shares) | 37,580,000 |  |  | 37,580,000 |  |  |  |
Advanced Metal Industries Cluster And Toho Titanium Metal Co. Ltd (ATTM) | Slagger |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Commitment to Loan |  |  |  |  |  |  |  | $ 322,000,000
Advanced Metal Industries Cluster Company Limited | Purchases Of Feedstock Material | Slagger |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Amount of transaction with related party | $ 60,000,000 | 0 |  |  |  |  |  |
Due to related parties, current | 14,000,000 | 0 |  | $ 14,000,000 |  |  |  |
Affiliated Entity | Purchase Of Chlorine Gas |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Purchases from related party | 4,000,000 | 8,000,000 |  |  |  |  |  |
Affiliated Entity | Advanced Metal Industries Cluster Company Limited | Option Agreement, Option To Acquire Special Purchase Vehicle |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Ownership percentage by related party |  |  |  |  |  |  |  | 90.00%
Affiliated Entity | Advanced Metal Industries Cluster Company Limited | Option Agreement, Amount Loaned For Capital Expenditures And Operational Expenses, Interest Earned |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Notes receivable from related party | 13,000,000 | 9,000,000 |  | 13,000,000 |  |  |  |
Affiliated Entity | Advanced Metal Industries Cluster Company Limited | Acquisition Of Assets Producing Metal Grade TiCl4 |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Notes receivable from related party |  |  |  |  |  |  | $ 36,000,000 |
Affiliated Entity | AMIC | Option Agreement, Amounts To Be Reimbursed For Capital Expenditures And Operational Expenses |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Due from related parties |  |  |  |  |  |  |  | $ 125,000,000
Payments to fund long-term loans to related parties |  |  |  | 36,000,000 |  |  |  |
Affiliated Entity | AMIC | Amended Options Agreement, Second Option, Loan Amount Forgiven | Maximum |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Amount of transaction with related party |  |  |  |  | $ 125,000,000 |  |  |
Affiliated Entity | AMIC | Amended Technical Services Agreement, Monthly Management Fee |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Other income (expense) | 8,000,000 |  |  |  |  |  |  |
Prepaid and other assets | 2,000,000 | 1,000,000 |  | 2,000,000 |  |  |  |
Affiliated Entity | AMIC | Receivable From TiCl4 Product Sales |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Due from related parties, current | 6,000,000 | 6,000,000 |  | 6,000,000 |  |  |  |
Affiliated Entity | AMIC | Amended Technical Services Agreement, Other Technical Support Fees |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Other income (expense) | 2,000,000 | 0 |  |  |  |  |  |
Affiliated Entity | Tasnee | Pre-Acquisition Activity |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Accounts receivable from related party | 2,000,000 |  |  | 2,000,000 |  |  |  |
Affiliated Entity | Advanced Metal Industries Cluster And Toho Titanium Metal Co. Ltd (ATTM) | Purchase Of Chlorine Gas |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Due to related parties, current | 1,000,000 | 1,000,000 |  | $ 1,000,000 |  |  |  |
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% |
AMIC |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Revenue from related party | $ 29,000,000 | 31,000,000 |  |  |  |  |  |
Tasnee | Pre-Acquisition Activity |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Due from related parties, current |  | 8,000,000 |  |  |  |  |  |
Tasnee | Reimbursable Stamp Duty Taxes |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Due from related parties, current |  | 4,000,000 |  |  |  |  |  |
Tasnee | Pre-Acquisition Tax Settlements |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |
Due from related parties, current |  | $ 3,000,000 |  |  |  |  |  |

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