Quarterly report pursuant to Section 13 or 15(d)

Receivables, Net - Summary of Receivables (Detail)

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Receivables, Net - Summary of Receivables (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Receivables [Abstract]    
Management and advisory fees receivable $ 3,172 $ 1,973
Unbilled receivables 2,312 3,741
Other receivables 2 30
Receivables 5,486 5,744
Allowance for doubtful receivables (405) (339)
Receivables, net $ 5,081 $ 5,405