Debt (Details) - USD ($) $ in Thousands |
Sep. 30, 2026 |
Mar. 20, 2026 |
Dec. 31, 2025 |
Sep. 30, 2023 |
|---|---|---|---|---|
| Debt | ||||
| Outstanding principal | $ 1,150,000 | |||
| Carrying value | 1,957,023 | $ 1,666,546 | ||
| Debt classified as current | $ (1,957,023) | $ (1,666,546) | ||
| 2.375% Old Exchangeable Debentures due 2053 | ||||
| Debt | ||||
| Interest rate | 2.375% | 2.375% | 2.375% | |
| Outstanding principal | $ 33,685 | |||
| Carrying value | $ 57,055 | $ 1,666,546 | ||
| 2.375% New Exchangeable Debentures due 2053 | ||||
| Debt | ||||
| Interest rate | 2.375% | 2.375% | ||
| Outstanding principal | $ 1,116,315 | |||
| Carrying value | $ 1,899,968 |
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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as current. Excludes lease obligation. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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