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Related Party Transactions - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
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Jun. 30, 2013
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Jun. 30, 2012
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Jun. 30, 2013
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Jun. 30, 2012
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Dec. 31, 2012
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| Related Party Transaction [Line Items] | |||||
| Income from management fees | $ 2,299 | $ 2,205 | $ 4,479 | $ 4,235 | |
| Income from performance fees | 0 | 16 | 3 | 16 | |
| Due to related parties | 1,018 | 1,018 | 1,622 | ||
| Income from advisory fees | 102 | 116 | 205 | 214 | |
| Receivable from partners | $ 16 | $ 16 | $ 17 | ||
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Minimum [Member]
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| Related Party Transaction [Line Items] | |||||
| Management and advisory fees percentage | 0.00% | ||||
| Percentage of performance fees | 0.00% | ||||
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Maximum [Member]
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| Related Party Transaction [Line Items] | |||||
| Management and advisory fees percentage | 1.75% | ||||
| Percentage of performance fees | 10.00% | ||||
| X | ||||||||||
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- Definition
Management and advisory fees percentage. No definition available.
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| X | ||||||||||
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- Definition
Percentage of performance fees. No definition available.
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| X | ||||||||||
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- Definition
For an unclassified balance sheet, amount of receivables arising from transactions with related parties. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of fixed fee revenue for the management of an investment fund portfolio. Excludes investment advisory, distribution and servicing, and performance fees. No definition available.
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| X | ||||||||||
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- Definition
For an unclassified balance sheet, amounts due from related parties including affiliates, employees, joint ventures, officers and stockholders, immediate families thereof, and pension funds. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of fees earned from providing investment advice and research to customers. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of revenue earned by the entity based on the investment results achieved. Excludes fees based upon a percentage of the assets under management not performance-related. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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