v2.3.0.15
Investments (Length Of Time Fixed Maturity Investments Available For Sale In Continual Unrealized Loss Position) (Details) (USD $)
In Thousands
Sep. 30, 2011
Dec. 31, 2010
Less than 12 Months, Fair Value$ 15,941$ 10,315
Less than 12 Months, Unrealized Losses(410)(482)
12 Months or Greater, Fair Value1,9365,933
12 Months or Greater, Unrealized Losses(318)(192)
Total, Fair Value17,87716,248
Total, Unrealized Losses(728)(674)
Non-U.S. Government (Sovereign Debt) [Member]
  
Less than 12 Months, Fair Value1,4422,363
Less than 12 Months, Unrealized Losses(30)(129)
12 Months or Greater, Fair Value44291
12 Months or Greater, Unrealized Losses(2)(17)
Total, Fair Value1,4862,654
Total, Unrealized Losses(32)(146)
Corporate [Member]
  
Less than 12 Months, Fair Value6,8872,581
Less than 12 Months, Unrealized Losses(334)(285)
12 Months or Greater, Fair Value572801
12 Months or Greater, Unrealized Losses(261)(119)
Total, Fair Value7,4593,382
Total, Unrealized Losses(595)(404)
Non-Agency Mortgage-Backed [Member]
  
Less than 12 Months, Fair Value4,238 
Less than 12 Months, Unrealized Losses(33) 
12 Months or Greater, Fair Value8501,645
12 Months or Greater, Unrealized Losses(53)(40)
Total, Fair Value5,0881,645
Total, Unrealized Losses(86)(40)
Commercial Mortgage-Backed [Member]
  
Less than 12 Months, Fair Value3,3742,199
Less than 12 Months, Unrealized Losses(13)(29)
12 Months or Greater, Fair Value470 
12 Months or Greater, Unrealized Losses(2) 
Total, Fair Value3,8442,199
Total, Unrealized Losses(15)(29)
Asset-Backed [Member]
  
Less than 12 Months, Fair Value 3,172
Less than 12 Months, Unrealized Losses (39)
12 Months or Greater, Fair Value 3,196
12 Months or Greater, Unrealized Losses (16)
Total, Fair Value 6,368
Total, Unrealized Losses $ (55)