v2.4.0.8
Derivative Financial Instruments (Narrative) (Details) (Credit default swaps, USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
contract
Dec. 31, 2012
contract
Credit default swaps
   
Derivative [Line Items]    
Number of contracts 1 3
Notional amount $ 4,272 $ 5,000
Number of contracts closed 2