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Business Segment, Geographic Area and Product Information - Worldwide Net Revenue for Each Group of Products (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Revenue from External Customer [Line Items] |  |  |  |
Net revenues | $ 462,451 | $ 487,152 | $ 1,400,122 | $ 1,614,567
Advanced Manufacturing Components [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Net revenues | 353,639 | 426,255 | 1,084,107 | 1,432,931
Global Service [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Net revenues | 76,278 | $ 60,897 | 215,260 | $ 181,636
Advanced Manufacturing Systems [Member] |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |
Net revenues | $ 32,534 |  | $ 100,755 |

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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 + Details
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