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Investment in Limited Partnerships - Additional Information (Detail) (USD $) | 9 Months Ended |
--- | --- | ---
Sep. 30, 2014 | Dec. 31, 2013
Schedule of Equity Method Investments [Line Items] |  |
Consolidated VIE limited partnership interest | 99.90% |
Assets representing the carrying amount of remaining partnership |  | $ 800,000
Residual interest upon dissolution of the partnership | 1,000,000 |
Reduction of carrying amount of partnership | 0 |
Maximum [Member] |  |
Schedule of Equity Method Investments [Line Items] |  |
Total assets recorded due to consolidation | $ 100,000 | $ 100,000

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- Definition The carrying amount of assets an investment adviser manages on behalf of investors. + References No definition available. + Details
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- Definition Cash inflow received as distributions, returns of capital, or sale proceeds from partnership interests held for investment purposes. + References No definition available. + Details
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- Definition The number of units or percentage investment held in the subsidiary by the limited liability company or limited partnership. + References No definition available. + Details
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- Definition The carrying amount of the consolidated Variable Interest Entity's assets included in the reporting entity's statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (bb) -URI http://asc.fasb.org/extlink&oid=28200181&loc=d3e5710-111685 + Details
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