Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Net Income	$ 26,031	$ 10,471
Other comprehensive income:
Change in net unrealized investment gains/losses (1)	(35,183)	(74,975)
Noncredit component of OTTI losses	347	389
Other Comprehensive Income (Loss), Reclassification Adjustment for Sale of Securities Included in Net Income, Net of Tax	(3,847)	0
Other comprehensive income before income tax	(38,683)	(74,586)
Income tax effect related to other comprehensive income	13,539	26,104
Other comprehensive loss	(25,144)	(48,482)
Comprehensive income (loss)	$ 887	$ (38,011)