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Goodwill and Other Intangibles - Additional Information (Detail) (USD $) | 12 Months Ended | 0 Months Ended | 3 Months Ended
--- | --- | --- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012 | Oct. 01, 2014 | Dec. 31, 2013
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items] |  |  |  |  |
Increase(decrease) in goodwill impairment adjustments due | $ 0 us-gaap_GoodwillImpairmentLoss | $ 862,000 us-gaap_GoodwillImpairmentLoss | $ 0 us-gaap_GoodwillImpairmentLoss |  |
Increase (decrease) in goodwill | 3,900,000 us-gaap_GoodwillPeriodIncreaseDecrease | (1,700,000)us-gaap_GoodwillPeriodIncreaseDecrease |  |  |
Decrease in goodwill related to foreign currency translation | (990,000)us-gaap_GoodwillTranslationAdjustments | (802,000)us-gaap_GoodwillTranslationAdjustments |  |  |
Incremental of goodwill related to business acquisition | 4,909,000 us-gaap_GoodwillAcquiredDuringPeriod |  |  |  |
Amortization of Intangible Assets | 1,600,000 us-gaap_AmortizationOfIntangibleAssets | 1,500,000 us-gaap_AmortizationOfIntangibleAssets | 1,500,000 us-gaap_AmortizationOfIntangibleAssets |  |
2015 | 1,300,000 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths |  |  |  |
2016 | 1,100,000 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo |  |  |  |
2017 | 1,100,000 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree |  |  |  |
2018 | 1,000,000 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour |  |  |  |
2019 | 1,000,000 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive |  |  |  |
Remaining amortization period | 21 years 7 months 6 days |  |  |  |
Patents [Member] |  |  |  |  |
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items] |  |  |  |  |
Remaining amortization period | 2 years 3 months 18 days |  |  |  |
Land Use Rights [Member] |  |  |  |  |
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items] |  |  |  |  |
Remaining amortization period | 61 years 1 month 6 days |  |  |  |
Trademark [Member] |  |  |  |  |
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items] |  |  |  |  |
Remaining amortization period | 10 years 7 months 6 days |  |  |  |
Technology [Member] |  |  |  |  |
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items] |  |  |  |  |
Remaining amortization period | 16 years 10 months 24 days |  |  |  |
Customer Relationships [Member] |  |  |  |  |
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items] |  |  |  |  |
Remaining amortization period | 15 years 2 months 12 days |  |  |  |
Minimum [Member] |  |  |  |  |
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items] |  |  |  |  |
Amortization period of intangible assets | 1 year |  |  |  |
Minimum [Member] | Actual [Member] |  |  |  |  |
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items] |  |  |  |  |
Amortization period of intangible assets | 4 years |  |  |  |
Maximum [Member] |  |  |  |  |
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items] |  |  |  |  |
Amortization period of intangible assets | 20 years |  |  |  |
Maximum [Member] | Actual [Member] |  |  |  |  |
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items] |  |  |  |  |
Amortization period of intangible assets | 82 years |  |  |  |
Asia-Pacific [Member] |  |  |  |  |
Schedule Of Acquired Finite And Indefinite Lived Intangible Asset By Major Class [Line Items] |  |  |  |  |
Goodwill and Intangible Asset Impairment |  |  |  | 0 us-gaap_GoodwillAndIntangibleAssetImpairment / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember |
Increase(decrease) in goodwill impairment adjustments due |  | 862,000 us-gaap_GoodwillImpairmentLoss / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember |  |  | 900,000 us-gaap_GoodwillImpairmentLoss / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember
Decrease in goodwill related to foreign currency translation | (527,000)us-gaap_GoodwillTranslationAdjustments / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember | (737,000)us-gaap_GoodwillTranslationAdjustments / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember |  |  |
Incremental of goodwill related to business acquisition | $ 0 us-gaap_GoodwillAcquiredDuringPeriod / us-gaap_StatementGeographicalAxis = us-gaap_AsiaPacificMember |  |  |  |

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- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + 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)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + 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)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + 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)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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