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Segment Information about Reported Product Revenues, Depreciation and Amortization and Operating Income (Loss) (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Segment Reporting Information [Line Items] |  |  |
Product revenues | $ 856,445 | $ 811,300 | $ 662,082
Depreciation and amortization | 31,029 | 35,029 | 31,249
Operating income (loss) | 121,319 | 98,434 | 50,384
Operating Segments | Automotive Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Product revenues | 810,567 | 787,065 | 662,082
Depreciation and amortization | 27,251 | 30,016 | 28,439
Operating income (loss) | 170,358 | 144,645 | 91,255
Operating Segments | Industrial Segments |  |  |
Segment Reporting Information [Line Items] |  |  |
Product revenues | 45,878 | 24,235 |
Depreciation and amortization | 1,726 | 2,114 | 323
Operating income (loss) | (2,461) | (9,661) | (5,860)
Reconciling Items |  |  |
Segment Reporting Information [Line Items] |  |  |
Depreciation and amortization | 2,052 | 2,899 | 2,487
Operating income (loss) | $ (46,578) | $ (36,550) | $ (35,011)

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- Definition The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 + Details
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- Definition Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1(a)) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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