v2.4.0.6
Investment in Life Settlements - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended 6 Months Ended
Jun. 30, 2012
Contract
Jun. 30, 2011
Jun. 30, 2012
Contract
Jun. 30, 2011
Dec. 31, 2011
Jun. 30, 2012
Lsc Entities
Jun. 30, 2011
Lsc Entities
Jun. 30, 2012
Tiger
Contract
Jun. 30, 2012
ACAC
Aug. 31, 2011
ACAC
Schedule of Cost-method Investments [Line Items]                    
Percentage of ownership interest                 21.25% 21.25%
Profits and losses of investment in life insurance policies and premium finance loans     60.625%              
Life insurance policies acquired     $ 10,321 $ 21,000   $ 20,642 $ 42,000      
Investments in life settlements and cash value loans 152,676   152,676   136,800          
Other income related to life insurance policies 1,961 22,638 2,051 41,524            
Number of life settlement contracts 249   249              
Number of premium finance loans               16    
Value of premium finance loans               1,584    
Face value of life settlement contracts 1,606,013   1,606,013              
Face value of premium finance loans               $ 83,000