Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Net income (loss)		$ (7,420)	$ 97,306	$ (37,553)	$ 186,054
Other comprehensive income (loss):
Change in net unrealized investment gains/losses (1)	[1]	107,003	60,402	1,167,763	(453,582)
Noncredit component of OTTI losses (1)	[1]	(731)	(2,381)	835	(1,968)
Reclassification of unrealized investment gains/losses to net income (loss) (1)	[1]	2,287	96	3,914	1,940
Other comprehensive income (loss) before income tax		108,559	58,117	1,172,512	(453,610)
Income tax effect related to other comprehensive income (loss)		(37,995)	(20,341)	(410,379)	158,764
Other comprehensive income (loss)		70,564	37,776	762,133	(294,846)
Comprehensive income (loss)		$ 63,144	$ 135,082	$ 724,580	$ (108,792)

[1] Net of related adjustments to amortization of deferred sales inducements and deferred policy acquisition costs.