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v3.26.1

Income Taxes (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2026 | Jun. 30, 2025 | Jun. 30, 2026 | Jun. 30, 2025 | Dec. 31, 2025
Effective Income Tax Rate Reconciliation [Line Items] |  |  |  |  |
Reserves for uncertain tax positions | $ 119.1 |  | $ 119.1 |  | $ 119.2
Uncertain tax positions, related tax benefits | 0.9 |  | 0.9 |  | $ 0.9
Non-US | Switzerland and Nigeria |  |  |  |  |
Effective Income Tax Rate Reconciliation [Line Items] |  |  |  |  |
Deferred foreign tax benefits | 23.0 |  |  |  |
Non-US | Luxembourg, Switzerland, And Nigeria |  |  |  |  |
Effective Income Tax Rate Reconciliation [Line Items] |  |  |  |  |
Deferred foreign tax benefits |  |  | 37.7 |  |
Non-US | Luxembourg |  |  |  |  |
Effective Income Tax Rate Reconciliation [Line Items] |  |  |  |  |
Deferred foreign tax benefits |  | $ 22.3 |  | $ 78.9 |
Non-US | Luxembourg, Switzerland, And United States | Disposal Group, Disposed of by Sale, Not Discontinued Operations |  |  |  |  |
Effective Income Tax Rate Reconciliation [Line Items] |  |  |  |  |
Tax effects related to gain on sale of operating assets |  |  | 23.5 |  |
Non-US And US | Luxembourg, Switzerland, And United States |  |  |  |  |
Effective Income Tax Rate Reconciliation [Line Items] |  |  |  |  |
Tax expenses related to various recurring items | $ 39.3 |  | $ 103.4 |  |

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