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Business Segments - Narrative (Details) $ in Thousands |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Jun. 21, 2022 USD ($) | Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2025 USD ($) segment | Sep. 30, 2024 USD ($) | Dec. 31, 2024 USD ($)
Segment Reporting Information |  |  |  |  |  |
Number of operating segments | segment |  |  |  | 2 |  |
Number of reportable segments | segment |  |  |  | 2 |  |
Gain on sale of former joint venture facility |  | $ 0 | $ 0 | $ 0 | $ 3,477 |
Deferred payment for Skratch acquisition |  |  |  | 782 | 0 |
Total net sales |  | 138,286 | 137,466 | 379,636 | 402,582 |
Exit costs |  |  |  | 655 | 0 |
Restructuring reserve |  | 233 |  | 233 |  | $ 687
AMH |  |  |  |  |  |
Segment Reporting Information |  |  |  |  |  |
Exit costs |  |  |  | 1,351 |  |
Inventory and fixed asset write-down |  |  |  | 655 |  |
Personnel expenses |  |  |  | 507 |  |
Other exit costs |  |  |  | 189 |  |
AMH | Automation and Materials Handling Line |  |  |  |  |  |
Segment Reporting Information |  |  |  |  |  |
Total net sales |  | 530 | 907 | 1,750 | 4,230 |
August 2024 Restructuring |  |  |  |  |  |
Segment Reporting Information |  |  |  |  |  |
Restructuring reserve |  |  |  |  |  | $ 687
Skratch acquisition |  |  |  |  |  |
Segment Reporting Information |  |  |  |  |  |
Payments to acquire businesses | $ 7,402 |  |  |  |  |
Business combination, deferred consideration | $ 1,228 |  |  |  |  |
Business combination, term for payment of deferred consideration | 5 years |  |  |  |  |
Deferred payment for Skratch acquisition |  |  |  | 782 |  |
Cost of Goods Sold | AMH |  |  |  |  |  |
Segment Reporting Information |  |  |  |  |  |
Exit costs |  |  |  | 1,085 |  |
Selling and Administrative Expenses | AMH |  |  |  |  |  |
Segment Reporting Information |  |  |  |  |  |
Exit costs |  |  |  | 266 |  |
Discontinued Operations | Bridge Grid Deck Product |  |  |  |  |  |
Segment Reporting Information |  |  |  |  |  |
Total net sales |  | $ 94 | $ 921 | 1,093 | 2,888 |
Corporate And Reconciling Items |  |  |  |  |  |
Segment Reporting Information |  |  |  |  |  |
Gain on sale of former joint venture facility |  |  |  | $ 0 | $ 3,477 |

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