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Finance Costs (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Finance costs. |  |  |  |
Interest expense - third party borrowings | $ 67.2 | $ 85.5 | $ 219.9 | $ 257.4
Interest and finance charges for lease liabilities | 18.1 | 17.0 | 50.3 | 51.1
Net foreign exchange loss arising from financing - realized | 4.6 |  | 11.5 | 23.0
Fees on borrowings and financial derivatives | 4.2 | 2.5 | 19.5 | 10.4
Net foreign exchange loss on derivative instruments - realized | 3.3 | 2.9 | 3.3 | 23.2
Unwinding of discount on decommissioning liability | 2.8 | 2.3 | 7.4 | 6.8
Interest expense - withholding tax on interest | 1.5 | 4.6 | 18.4 | 11.8
Net foreign exchange loss arising from financing - unrealized |  | 236.0 |  | 1,779.5
Finance costs | $ 101.7 | $ 350.8 | $ 330.3 | $ 2,163.2

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- Definition The amount of expense recognised due to the unwinding of the discount on provisions other than provisions for employee benefits, resulting from the effect of the passage of time. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_112_c&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of costs associated with financing activities of the entity. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 82 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_82_b&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of interest expense on borrowings. [Refer: Interest expense; Borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_112_c&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of interest expense on lease liabilities. [Refer: Lease liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2024-01-01 -Paragraph 53 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2024-en-r&anchor=para_53_b&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of fees on loans and financial derivatives. + References No definition available. + Details
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- Definition Interest expense, withholding tax on bond interest + References No definition available. + Details
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- Definition The amount of realized net foreign exchange loss arising from financing. + References No definition available. + Details
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