CONSOLIDATED CONDENSED STATEMENTS OF INCOME (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Revenues
Premiums and policy fees	$ 848,183	$ 752,752	$ 1,660,506	$ 1,475,952
Reinsurance ceded	(348,255)	(396,777)	(681,761)	(722,617)
Net of reinsurance ceded	499,928	355,975	978,745	753,335
Net investment income	525,576	447,064	1,039,613	886,076
Realized investment gains (losses):
Derivative financial instruments	(36,620)	66,591	(76,194)	70,198
All other investments	80,466	(110,227)	152,612	(114,473)
Other-than-temporary impairment losses	(461)	(1,789)	(884)	(3,129)
Portion recognized in other comprehensive income (before taxes)	(999)	(2,211)	(2,167)	(5,455)
Net impairment losses recognized in earnings	(1,460)	(4,000)	(3,051)	(8,584)
Other income	71,296	60,638	136,810	115,072
Total revenues	1,139,186	816,041	2,228,535	1,701,624
Benefits and expenses
Benefits and settlement expenses, net of reinsurance ceded: (three months: 2014 - $327,836; 2013 - $371,758; six months: 2014 - $631,972; 2013 - $678,336)	746,641	555,894	1,474,069	1,136,870
Amortization of deferred policy acquisition costs and value of business acquired	60,173	49,688	126,055	99,727
Other operating expenses, net of reinsurance ceded: (three months: 2014 - $47,201; 2013 - $51,018; six months: 2014 - $91,593; 2013 - $92,764)	159,757	131,532	304,185	276,286
Total benefits and expenses	966,571	737,114	1,904,309	1,512,883
Income before income tax	172,615	78,927	324,226	188,741
Income tax expense	56,572	25,923	105,634	61,859
Net income	$ 116,043	$ 53,004	$ 218,592	$ 126,882