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Goodwill and Other Intangibles - Summary of Changes in the Carrying Amount of Goodwill, By Reportable Segment (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
Goodwill [Line Items] |  |
Balance, beginning of period | $ 64,572 |
Balance, end of period | 68,024 | $ 64,572
Operating Segments |  |
Goodwill [Line Items] |  |
Balance, beginning of period | 64,572 | 55,311
Stihler acquisition |  | 9,816
Exchange rate impact | 3,452 | (555)
Balance, end of period | 68,024 | 64,572
Automotive Segments | Operating Segments |  |
Goodwill [Line Items] |  |
Balance, beginning of period | 36,938 | 37,533
Exchange rate impact | 2,557 | (595)
Balance, end of period | 39,495 | 36,938
Medical Segments | Operating Segments |  |
Goodwill [Line Items] |  |
Balance, beginning of period | 27,634 | 17,778
Stihler acquisition |  | 9,816
Exchange rate impact | 895 | 40
Balance, end of period | $ 28,529 | $ 27,634

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