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Investment Funds Investment Funds (Tables)
6 Months Ended
Jun. 30, 2012
Investment Funds [Abstract]  
Schedule of Investment Funds
Investment funds consist of the following:
 
Carrying Value
as of
 
Income (Losses)
from Investment Funds
 
June 30,
 
December 31,
 
For the Six Months Ended June 30,
(Dollars in thousands)
2012
 
2011
 
2012
 
2011
Real estate
$
381,907

 
$
373,413

 
$
11,290

 
$
10,647

Energy
140,802

 
98,974

 
49,780

 
23,133

Arbitrage
57,346

 
58,008

 
(662
)
 
354

Other
148,450

 
150,243

 
2,834

 
(2,245
)
Total
$
728,505

 
$
680,638

 
$
63,242


$
31,889