Service Agreements and Related Party Transactions - Additional Information (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	6 Months Ended
Jun. 30, 2014	Jun. 30, 2013
Related Party Transactions [Abstract]
Expenses incurred under the agreements	$ 809	$ 886
Description of fee	Fee equal to the product of (x) the ending dollar amount of assets under management during the calendar month in question and (y) .002 divided by 12.	Fee equal to the product of (x) the ending dollar amount of assets under management during the calendar month in question and (y) .002 divided by 12.
Administrative services agreement fee	$ 110
Pro Rata Share of the Common Stock Allotment	10,000,000
Percentage of Pro Rata Share of the Common Stock Election	5.00%
Principal amount of Runoff Notes	$ 1.00
Percentage of interest in Litigation Proceeds	50.00%

Fee equal to the product of (x) the ending dollar amount of assets under management during the calendar month in question and (y) .002 divided by 12.

10,000,000

$ 1.00