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Segment Reporting - Segment Information About Reported Segment Product Revenues by Product Category (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Segment Reporting Information [Line Items] |  |  |  |
Product revenues |  | $ 1,204,656 | $ 1,046,150 | $ 913,098
Automotive Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Product revenues |  | 1,161,616 | 1,004,633 | 869,998
Automotive Segments | Climate Control Seat |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Product revenues |  | 426,046 | 393,816 | 342,550
Automotive Segments | Seat Heaters |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Product revenues |  | 283,970 | 270,054 | 249,665
Automotive Segments | Steering Wheel Heaters |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Product revenues |  | 120,949 | 102,496 | 76,272
Automotive Segments | Automotive Cables |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Product revenues |  | 76,962 | 84,114 | 73,997
Automotive Segments | Battery Performance Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Product revenues |  | 71,907 | 69,594 | 50,901
Automotive Segments | Electronics |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Product revenues |  | 44,106 | 51,648 | 53,238
Automotive Segments | Lumbar and Massage Comfort Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Product revenues | [1] | 56,980 |  |
Automotive Segments | Valve System Technologies |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Product revenues | [1] | 41,980 |  |
Automotive Segments | Other Automotive |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Product revenues |  | 38,716 | 32,911 | 23,375
Industrial Segments | Medical |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Product revenues | [1] | $ 43,040 | $ 41,517 | $ 43,100
[1] | Includes product revenues from acquisitions since their respective acquisition dates (see Note 4).

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