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Intangible Assets, Net - Summary of Changes in Carrying Amount of Intangible Assets, Net (Detail) $ in Thousands | 9 Months Ended
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Sep. 30, 2017 USD ($)
Finite-Lived Intangible Assets [Line Items] |  |
Beginning balance | $ 254,263 | [1]
Amortization | (17,516) |
Currency impacts | 5 |
Ending balance | 236,752 |
Autocam Precision Components Group [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Beginning balance | 42,928 |
Amortization | (2,616) |
Currency impacts | 5 |
Ending balance | 40,317 |
Precision Engineered Products Group [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Beginning balance | 211,335 |
Amortization | (14,900) |
Ending balance | $ 196,435 |
[1] | Includes the effects of discontinued operations (Note 2) and prior periods' revisions (Note 1 and Note 15)

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 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=98514028&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References No definition available. + Details
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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