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Purchase of Beall Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified | 1 Months Ended
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Feb. 04, 2013
Acquired Finite and Indefinite Lived Intangible Assets By Major Class [Line Items] |
Intangible assets preliminarily, Amount | $ 8,860
Tradenames and Trademarks |
Acquired Finite and Indefinite Lived Intangible Assets By Major Class [Line Items] |
Intangible assets preliminarily, Amount | 1,622
Intangible assets preliminarily, UsefulLife | 20 years
Technology |
Acquired Finite and Indefinite Lived Intangible Assets By Major Class [Line Items] |
Intangible assets preliminarily, Amount | 1,217
Intangible assets preliminarily, UsefulLife | 8 years
Customer relationships |
Acquired Finite and Indefinite Lived Intangible Assets By Major Class [Line Items] |
Intangible assets preliminarily, Amount | $ 6,021
Intangible assets preliminarily, UsefulLife | 8 years

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- Details
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Period Type: | duration

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- Definition Acquired Finite Lived Intangible Assets Weighted Average Useful Lifes + References No definition available. + Details
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- Definition Business Acquisition Of Purchase Price Allocation Intangible Assets Other Than Goodwill + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant