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v3.26.1

Segment Information - Narrative (Details) $ in Millions | 3 Months Ended
--- | ---
Jun. 30, 2026 USD ($) segment | Jun. 30, 2025 USD ($)
Segment Reporting [Line Items] |  |
Number of reportable segments | segment | 4 |
Research and development costs | $ 15.4 | $ 12.1
Siding & Trim |  |
Segment Reporting [Line Items] |  |
Research and development costs | 6.1 |
Australia & New Zealand |  |
Segment Reporting [Line Items] |  |
Research and development costs | 1.0 |
Europe |  |
Segment Reporting [Line Items] |  |
Research and development costs | $ 0.2 |

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