CONSOLIDATED CONDENSED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data	Jun. 30, 2011	Dec. 31, 2010
CONSOLIDATED CONDENSED BALANCE SHEETS
Fixed maturities, amortized cost	$ 25,123,826	$ 23,967,656
Equity securities, cost	301,464	307,971
Mortgage loans, securitizations	888,607	934,655
Investment real estate, accumulated depreciation	869	767
Accounts and premiums receivable, allowance for uncollectible amounts	3,855	4,295
Property and equipment, accumulated depreciation	129,489	128,437
Preferred Stock, par value (in dollars per share)	$ 1	$ 1
Preferred Stock, shares authorized (in shares)	2,000	2,000
Preferred Stock, Liquidation preference (in dollars per share)	$ 2,000	$ 2,000
Common Stock, par value (in dollars per share)	$ 1	$ 1
Common Stock, shares authorized (in shares)	5,000,000	5,000,000
Common Stock, shares issued (in shares)	5,000,000	5,000,000
Net unrealized gains (losses) on investments, income tax	289,201	196,358
Net unrealized losses relating to other-than-temporary impaired investments for which a portion has been recognized in earnings, income tax	(14,215)	(5,179)
Accumulated loss - derivatives, income tax	$ (4,633)	$ (6,355)