Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	6 Months Ended	12 Months Ended
Jun. 30, 2011	Dec. 31, 2010
Fixed maturities - available for sale, amortized cost	$ 5,098,886	$ 5,438,359
Equity securities - available for sale, cost	15	15
Other invested assets, cost	393,058	405,401
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	3,000	3,000
Common stock, shares issued	1,000	1,000
Common stock, shares outstanding	1,000	1,000
Accumulated other comprehensive income (loss), deferred income tax expense (benefit)	$ 107,272	$ 88,289
Senior Long Term Notes [Member]
Debt instrument, interest rate, stated percentage	5.40%	5.40%
Debt instrument, maturity date	Oct. 15, 2014	Oct. 15, 2014
Long Term Notes Payable [Member]
Debt instrument, interest rate, stated percentage	6.60%	6.60%
Debt instrument, maturity date	May 01, 2067	May 01, 2067

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Other Invested Assets At Cost

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Face amount or stated value of common stock per share; generally not indicative of the fair market value per share.

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