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Net Capital Requirements - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2012 | Dec. 31, 2011
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JVB [Member] |  |
Net Capital Requirements [Line Items] |  |
Adjusted net capital | $ 10,833 | $ 9,558
Amount in excess of minimum capital requirement | 10,689 | 9,426
PrinceRidge [Member] |  |
Net Capital Requirements [Line Items] |  |
Adjusted net capital | 17,846 | 4,606
Amount in excess of minimum capital requirement | 17,596 | 4,356
Cohen and Company Financial Limited [Member] |  |
Net Capital Requirements [Line Items] |  |
Minimum net liquid capital required | 2,887 | 1,820
Net liquid capital | 5,864 | 4,881
Amount in excess of minimum capital | $ 2,977 | $ 3,061

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- Definition Amount in excess of minimum capital requirement. + References No definition available. + Details
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- Definition Minimum net liquid capital required. + References No definition available. + Details
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- Details
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- Definition Net capital is equal to the net worth of the broker dealer, less certain items such as exchange memberships, carrying value of securities not readily marketable, haircuts on marketable securities in proprietary accounts, furniture and equipment and other illiquid assets as defined. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Rule 15c3 -Number 240 -Section 1 -Paragraph 1 -Subparagraph ii -Article 15c3 -Subsection a Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Audit and Accounting Guide (AAG) -Number AAG-BRD -Paragraph 80 -Subparagraph Exhibit 4-8 -IssueDate 2006-05-01 -Chapter 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Audit and Accounting Guide (AAG) -Number AAG-BRD -Paragraph 80 -Subparagraph Exhibit 4-8, 15 -IssueDate 2006-05-01 -Chapter 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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