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Segment Reporting - Additional Information (Detail) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 02, 2016 USD ($) | Jun. 27, 2015 USD ($) | Jul. 02, 2016 USD ($) Segment | Jun. 27, 2015 USD ($)
Segment Reporting Information [Line Items] |  |  |  |
Reportable operating segments | Segment |  |  | 2 |
Restructuring charges |  |  | $ 36.3 |
Operating segments | Seating |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Restructuring charges | $ 17.3 | $ 36.7 | 23.0 | $ 43.0
Operating segments | Electrical |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Restructuring charges | 7.7 | 5.1 | 10.6 | 6.0
Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Restructuring charges | $ 1.1 | $ 7.7 | $ 2.7 | $ 7.8

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