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Segment Reporting - Summary of Segment Financial Information (Detail) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Apr. 02, 2016 | Mar. 28, 2015 | Dec. 31, 2015
Segment Reporting Information [Line Items] |  |  |  |
Revenues from external customers | $ 4,662.9 |  | $ 4,521.4 |
Segment earnings | 373.5 |  | 260.7 |
Depreciation and amortization | 90.2 |  | 84.5 |
Capital expenditures | 88.1 |  | 98.8 |
Total assets | 9,959.5 | [1] | 9,618.4 | $ 9,405.8
Operating segments | Seating |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from external customers | 3,602.0 |  | 3,485.0 |
Segment earnings | 291.6 |  | 196.1 |
Depreciation and amortization | 61.3 |  | 58.3 |
Capital expenditures | 62.4 |  | 71.5 |
Total assets | 6,241.5 |  | 6,314.6 |
Operating segments | Electrical |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from external customers | 1,060.9 |  | 1,036.4 |
Segment earnings | 149.8 |  | 137.0 |
Depreciation and amortization | 26.1 |  | 24.1 |
Capital expenditures | 20.2 |  | 25.3 |
Total assets | 1,745.9 |  | 1,689.8 |
Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues from external customers | 0.0 |  | 0.0 |
Segment earnings | (67.9) |  | (72.4) |
Depreciation and amortization | 2.8 |  | 2.1 |
Capital expenditures | 5.5 |  | 2.0 |
Total assets | $ 1,972.1 |  | $ 1,614.0 |
[1] | Unaudited.

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