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Organization and Basis of Presentation - Additional Information (Detail) | 3 Months Ended
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Mar. 31, 2015 Subsidiary
Organization Consolidation And Presentation Of Financial Statements [Abstract] |
Number of wholly-owned subsidiaries | 3 see_NumberOfWhollyOwnedSubsidiaries

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- Definition Number of wholly owned subsidiaries. + References No definition available. + Details
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- Details
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