Debt and Letters of Credit - Schedule of Debt (Details) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Financing Arrangements | ||
| Credit facility borrowings | $ 0 | $ 0 |
| Long-term debt | 1,072 | 1,070 |
| Total debt | $ 1,072 | 1,070 |
| 2028 Notes (4.250% Senior Notes) | ||
| Financing Arrangements | ||
| Debt instrument, interest rate, stated percentage (as a percent) | 4.25% | |
| Long-term debt | $ 506 | 506 |
| Unamortized discount and deferred financing costs | $ (1) | (2) |
| 2029 Notes (1.125% Convertible Senior Notes) | ||
| Financing Arrangements | ||
| Debt instrument, interest rate, stated percentage (as a percent) | 1.125% | |
| Long-term debt | $ 575 | 575 |
| Unamortized discount and deferred financing costs | $ (8) | $ (9) |
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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 of unamortized debt discount (premium) and debt issuance costs. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Fair value of the amount outstanding under the credit facility. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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