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Balance Sheet and Cash Flows Supplemental Information | 12 Months Ended
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Dec. 31, 2025
Payables and Accruals [Abstract] |
Balance Sheet and Cash Flows Supplemental Information | Balance Sheet and Cash Flows Supplemental Information Accrued liabilities consisted of the following:
| December 31,
| 2025 |  | 2024
Employee-related costs and benefits | $ | 111 |  |  | $ | 107 |
Related party payables | 4 |  |  | 13 |
Interest | 27 |  |  | 17 |
Sales rebates | 45 |  |  | 40 |
Taxes other than income taxes | 9 |  |  | 9 |
Asset retirement obligations | 17 |  |  | 14 |
Other accrued liabilities | 61 |  |  | 47 |
Accrued liabilities | $ | 274 |  |  | $ | 247 |
Additional supplemental cash flow information for the year ended and as of December 31, 2025, 2024 and 2023 is as follows:
| Year Ended December 31,
Supplemental non cash information: | 2025 |  | 2024 |  | 2023
Operating activities - Chloride slag inventory purchases made from AMIC (including VAT) | $ | 11 |  |  | $ | 67 |  |  | $ | 51 |
Operating activities - MGT sales made to AMIC | $ | 6 |  |  | $ | 6 |  |  | $ | 6 |
Operating activities - Interest expense on MGT loan | $ | 1 |  |  | $ | 1 |  |  | $ | 2 |
Operating activities - Withholding tax on sale of royalty interest 1 | $ | — |  |  | $ | 7 |  |  | $ | — |
Investing activities - In-kind receipt of AMIC loan repayment | $ | 11 |  |  | $ | 67 |  |  | $ | 51 |
Investing activities - Proceeds from sale of royalty interest 1 | $ | — |  |  | $ | 7 |  |  | $ | — |
Financing activities - Repayment of MGT loan | $ | 6 |  |  | $ | 6 |  |  | $ | 6 |
Financing activities - Initial commercial insurance premium financing agreement | $ | 21 |  |  | $ | 18 |  |  | $ | 18 |
| December 31,
| 2025 |  | 2024 |  | 2023
Capital expenditures acquired but not yet paid | $ | 44 |  |  | $ | 91 |  |  | $ | 67 |
1 - During the year ended December 31, 2024, the Company sold a royalty interest in certain Canadian mineral properties for proceeds of $28 million (net of associated transaction costs) which was recorded in "Other (expense) income, net" on the consolidated statement of operations. Of the total proceeds, $7 million were withheld for tax purposes and never collected by the Company.

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