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Investments (Components Of Net Realized Gains, Excluding OTTI Charges) (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Investments [Abstract]
HTM fixed maturity securities Gains	$ 8,000	$ 368,000	$ 9,000	$ 412,000
HTM fixed maturity securities Losses	(108,000)	(210,000)	(322,000)	(450,000)
AFS fixed maturity securities Gains	1,947,000	325,000	2,354,000	4,782,000
AFS fixed maturity securities Losses	0	(7,558,000)	(7,000)	(7,589,000)
AFS equity securities Gains	468,000	9,995,000	6,671,000	14,174,000
AFS equity securities Losses	0	0	0	(233,000)
Total other net realized investment gains	2,315,000	2,920,000	8,705,000	11,096,000
Total OTTI charges recognized in earnings	(169,000)	(6,184,000)	(799,000)	(14,424,000)
Total net realized gains (losses)	2,146,000	(3,264,000)	7,906,000	(3,328,000)
Proceeds From Sale Of Available For Sale Securities	52,100,000	128,300,000	123,800,000	184,400,000
Sale of equity securities, available-for-sale			$ 59,663,000	$ 56,247,000

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Statement of Financial Accounting Standard (FAS)
-Number 115
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The net gain or loss realized from the sale, exchange, redemption, or retirement of securities.

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-Section 04
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