Dividend Restrictions And Statutory Financial Information (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Dividend Restrictions And Statutory Financial Information [Abstract]
Dividend payment restrictions, period in months	12 months
Dividend payment restrictions, maximum percentage of statutory surplus required	10.00%
Available for payment of dividends in 2012 without need for prior regulatory approval	$ 538,168
Statutory capital and surplus	2,814,337	2,612,995
Statutory net income (loss)	$ 540,020	$ 359,816	$ (326,400)