Investments (Fixed Maturities Proceeds)(Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013
Equity Securities [Member]
Available For Sale
Proceeds from sales	$ 0		$ 1
Gross investment gains from sales	0		1
Fixed Maturities, Available For Sale [Member]
Available For Sale
Proceeds from sales	52,030		114,927
Proceeds from maturities/repayments	307,613		206,415
Gross investment gains from sales	1,132		2,792
Available-for-sale Securities, Gross Realized Losses	326		80
Fixed maturity and equity security impairments
Net writedowns for other-than-temporary impairment losses on fixed maturities recognized in earnings	$ 0	[1]	$ 0	[1]

[1] Excludes the portion of other-than-temporary impairments recorded in “Other comprehensive income (loss),” representing any difference between the fair value of the impaired debt security and the net present value of its projected future cash flows at the time of the impairment.