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Noncontrolling Interests (Narrative) (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Apr. 01, 2025 | Dec. 31, 2024 | Sep. 30, 2024 | Jul. 31, 2021 | Oct. 31, 2013
--- | --- | --- | --- | --- | --- | ---
Noncontrolling Interest [Line Items] |  |  |  |  |  |
Noncontrolling interest | $ 5,709 |  | $ 5,409 | $ 5,679 |  |
Arcari |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |
Noncontrolling interest | $ 0 | $ 0 |  | $ 447 |  |
Heimbach | Arcari |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |
Ownership percentage of controlling |  | 85.00% |  |  |  |
Disposal group, including discontinued operation, gain (loss) on sale |  | $ 1,600 |  |  |  |
Heimbach | Arcari |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |
Business acquisition, percentage of voting interests acquired |  |  |  |  | 85.00% |
Albany Safran Composites, LLC |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |
Ownership percentage of noncontrolling shareholder | 10.00% |  |  |  |  |
Albany Safran Composites, LLC | Safran |  |  |  |  |  |
Noncontrolling Interest [Line Items] |  |  |  |  |  |
Ownership percentage of noncontrolling shareholder | 10.00% |  |  | 10.00% |  | 10.00%

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