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Non-current and current financial debts | 6 Months Ended
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Jun. 30, 2024
Disclosure Of Borrowings [Abstract] |
Non-current and current financial debts | Non-current and current financial debts The below table summarizes non-current and current Financial debts outstanding as of June 30, 2024 and December 31, 2023.
($ millions) |  | June 30, 2024 |  | December 31, 2023
Non-current financial debts |  |  |  |
Local facilities (Japan), floating rate debt due 2025(1) |  | — |  |  | 110 |
2.750% Series 2026 Notes |  | 498 |  |  | 498 |
2.375% Series 2028 Notes |  | 531 |  |  | 549 |
3.000% Series 2029 Notes |  | 995 |  |  | 994 |
2.600% Series 2030 Notes |  | 746 |  |  | 746 |
5.375% Series 2032 Notes |  | 693 |  |  | 693 |
3.800% Series 2049 Notes |  | 495 |  |  | 494 |
5.750% Series 2052 Notes |  | 592 |  |  | 592 |
Revolving facility, floating rate due 2028 |  | — |  |  | — |
Total non-current financial debts |  | 4,550 |  |  | 4,676 |
Current financial debts |  |  |  |
Local facilities, floating rate: |  |  |  |
Japan(1) |  | 74 |  |  | — |
All others |  | 50 |  |  | 48 |
Other short-term financial debts, floating rate |  | 12 |  |  | 5 |
Derivatives |  | 1 |  |  | 10 |
Total current financial debts |  | 137 |  |  | 63 |
Total financial debts |  | 4,687 |  |  | 4,739 |
(1) As described in Note 1, Alcon adopted Amendments to IAS 1, Presentation of Financial Statements, effective January 1, 2024, resulting in retrospective reclassification of certain financial debts from current to non-current. Interest expense recognized for Financial debts, excluding lease liabilities, was $43 million and $83 million for the three and six months ended June 30, 2024, respectively, and $40 million and $81 million for the three and six months ended June 30, 2023, respectively. Revolving credit facility The $1.32 billion Revolving Credit Facility remained undrawn as of June 30, 2024.

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- Definition The disclosure of borrowings. [Refer: Borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 10 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_10_e&doctype=Standard -URIDate 2023-03-23 + Details
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