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Investments Net Investment Income by Major Category (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Investments, Debt and Equity Securities [Abstract]        
Net Investment Income, Insurance Entity, Fixed Maturities $ 757 $ 678 $ 2,202 $ 1,780
Net Investment Income, Insurance Entity, Equity Securities 34 34 104 110
Net Investment Income, Insurance Entity, Cash and Cash Equivalents and Short-term Investments 16 95 25 151
Net Investment Income, Insurance Entity 807 807 2,331 2,041
Investment Income, Investment Expense (23) (24) (117) (116)
Investment Income, Net $ 784 $ 783 $ 2,214 $ 1,925