Interest expense (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Other Income and Expenses [Abstract] | ||||
| Interest expense | $ 68 | $ 64 | $ 133 | $ 121 |
| (Gain) loss on hedge instruments | (2) | (19) | (4) | (38) |
| Finance lease liabilities interest | 22 | 22 | 44 | 46 |
| Amortization of deferred financing costs and discount on debt | 4 | 3 | 7 | 6 |
| Capitalized interest | (5) | (4) | (9) | (7) |
| Interest income | (1) | (2) | (3) | (4) |
| Other financing fees | 1 | 3 | 3 | 3 |
| Interest expense, net | 87 | 67 | 171 | 127 |
| Interest expense, preference shares liability | $ 4 | $ 4 | $ 8 | $ 7 |
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- Definition Other Financing Fees No definition available.
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- Definition Amount of amortization expense attributable to debt discount (premium) and debt issuance costs. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of interest expense on finance lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of interest costs capitalized disclosed as an adjusting item to interest costs incurred. No definition available.
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- Definition Amount of interest expense recognized on mandatorily redeemable financial instrument issued in form of share classified as liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of interest expense classified as nonoperating. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of interest income (expense) classified as nonoperating. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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