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Related Parties Receivable From Employees and Related Parties (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Related Party Transactions [Abstract]    
Advances to Employees $ 7,668 $ 3,624
Personal Expenses Paid on Behalf of Employees and Related Parties 72 213
Receivable from Affiliates 578 390
Reimbursable Expenses Due From Portfolio Companies of the Company's Private Equity Funds 127 409
Reimbursable Expenses Relating to the Private Equity Funds 788 530
Receivable from Employees and Related Parties $ 9,233 $ 5,166