Statements Of Financial Position (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Statements Of Financial Position [Abstract]
Fixed maturities available for sale, amortized cost	$ 4,445,964	$ 4,838,695
Equity securities available for sale, cost	$ 2,510	$ 2,510
Common stock, par value	$ 100	$ 100
Common stock, shares authorized	25,000	25,000
Common stock, shares issued	25,000	25,000
Common stock, shares outstanding	25,000	25,000