v2.4.0.6
Investments (Schedule Of Net Investment Income) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Investment income before investment expenses $ 69,672 $ 62,897
Investment expenses (2,701) (2,616)
Net investment income 66,971 60,281
Fixed Maturity Investments [Member]
   
Investment income before investment expenses 26,333 27,913
Short-Term Investments [Member]
   
Investment income before investment expenses 500 595
Equity Investments [Member]
   
Investment income before investment expenses 170 14
Other Investments, Hedge Funds And Private Equity Investments [Member]
   
Investment income before investment expenses 28,473 23,507
Other Investments, Other [Member]
   
Investment income before investment expenses 14,170 10,827
Cash And Cash Equivalents [Member]
   
Investment income before investment expenses $ 26 $ 41