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Income Taxes - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Income Tax Disclosure [Abstract] |  |  |
Income before income taxes for U.S. operations | $ 236.0 | $ 130.9 | $ 182.6
Income (loss) before income taxes for foreign operations | 5.3 | (0.9) | 13.3
Net operating loss carryforwards - domestic | 10.3 |  |
Remaining state loss carryforwards | 5.0 |  |
Net operating loss carryforwards - foreign | 10.5 |  |
Total accrued interest and penalties related to uncertain tax positions | 0.0 | 0.0 | 0.0
Tax Credit Carryforward [Line Items] |  |  |
AMP Tax Credits for Wind Towers | 72.8 | 53.6 | $ 32.4
AMP Tax Credits, Deferred Tax Assets | 3.8 |  |
Other Noncurrent Assets |  |  |
Tax Credit Carryforward [Line Items] |  |  |
AMP Tax Credits, Deferred Tax Assets | 11.1 |  |
2025 AMP Tax Credits |  |  |
Tax Credit Carryforward [Line Items] |  |  |
AMP Tax Credits Sold | 67.1 |  |
2024 AMP Tax Credits |  |  |
Tax Credit Carryforward [Line Items] |  |  |
AMP Tax Credits Sold | 8.3 | 45.0 |
Cost of Sales |  |  |
Tax Credit Carryforward [Line Items] |  |  |
AMP Tax Credits for Wind Towers | $ 5.1 | $ 2.7 |

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