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Inventory - Schedule of Inventory (Detail) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
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Inventory Disclosure [Abstract] |  |
Raw materials | $ 52,183 | $ 54,385
Semi-finished goods | 107,463 | 92,872
Finished goods | 4,082 | 9,860
Total inventory | $ 163,728 | $ 157,117

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