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Property, Plant and Equipment - Property, Plant and Equipment (Detail) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
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Property, Plant and Equipment [Abstract] |  |
Engineering and other equipment | $ 179,049 | $ 170,785
Building | 85,966 | 82,932
Computer hardware and software | 97,192 | 80,455
Building and land improvements | 51,284 | 47,861
Furniture and fixtures | 23,686 | 22,403
Land | 5,325 | 5,364
Total property, plant and equipment | 442,502 | 409,800
Less: accumulated depreciation | (323,879) | (299,101)
Total property, plant and equipment, net | $ 118,623 | $ 110,699

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