Investments (Components Of Net Realized Gains, Excluding OTTI Charges) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Schedule of Available-for-sale and held-to-maturity Securities [Line Items]
HTM fixed income securities Gains	$ 3	$ 0	$ 5	$ 3
HTM fixed income securities Losses	0	(4)	(1)	(18)
Other investments Gains	0	1	0	1
Other Investments Losses	0	0	(654)	0
Total net realized gains (excluding OTTI charges)	1,590	15,231	23,598	28,370
Proceeds From Sale Of Available For Sale Securities	12,700		170,600
Fixed Income Securities [Member]
Schedule of Available-for-sale and held-to-maturity Securities [Line Items]
AFS securities Gains	169	695	2,158	1,633
AFS securities Losses	0	(29)	(130)	(172)
Equity Securities [Member]
Schedule of Available-for-sale and held-to-maturity Securities [Line Items]
AFS securities Gains	1,419	14,576	23,567	27,255
AFS securities Losses	$ (1)	$ (8)	$ (1,347)	$ (332)