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Divestitures - External Sales and Pretax Earnings (Details) - Held for sale - Aerospace products group - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |
External sales | $ 132.2 | $ 190.2 | $ 154.1
Pretax earnings (excluding corporate overhead) | $ 19.7 | $ 21.1 | $ 5.8

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