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Asset retirement obligations (Tables) | 6 Months Ended
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Jun. 30, 2025
Asset Retirement Obligation Disclosure [Abstract] |
Schedule of Asset Retirement Obligations | Asset retirement obligation costs related to accretion of the Company’s liabilities and depreciation of the related assets were as follows:
|  | For the three months ended June 30, |  |  | For the six months ended June 30,
(In millions) |  | 2025 |  | 2024 |  |  | 2025 |  | 2024
Accretion |  | $4 |  | $3 |  |  | $7 |  | $7
Depreciation |  | 6 |  | 5 |  |  | 11 |  | 9
Total costs |  | $10 |  | $8 |  |  | $18 |  | $16
Schedule of Change in Asset Retirement Obligation | The following is a reconciliation of asset retirement obligations:
(In millions) |  | 2025
Balance as of January 1 |  | $269
Accretion expense |  | 7
Liabilities incurred and acquired |  | 2
Liabilities settled |  | (7)
Foreign currency translation adjustment |  | 2
Balance as of June 30 |  | $273

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- Definition Tabular disclosure of the carrying amount of a liability for asset retirement obligations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 410 -SubTopic 20 -Name Accounting Standards Codification -Paragraph 1 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481850/410-20-50-1 + Details
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- Definition Tabular disclosure of the changes in carrying amount of a liability for asset retirement obligations, for changes such as new obligations, changes in estimates of existing obligations, spending on existing obligations, property dispositions, and foreign currency translation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 410 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481850/410-20-50-1 + Details
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