CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Cash flows from operating activities
Net income	$ 274,551	$ 235,656
Adjustments to reconcile net income to net cash provided by operating activities:
Realized investment losses (gains)	(41,696)	29,453
Amortization of deferred policy acquisition costs and value of business acquired	149,631	138,035
Capitalization of deferred policy acquisition costs	(240,398)	(217,319)
Depreciation expense	6,731	6,741
Deferred income tax	154,457	(45,366)
Accrued income tax	6,857	(4,735)
Interest credited to universal life and investment products	532,396	731,934
Policy fees assessed on universal life and investment products	(659,058)	(579,812)
Change in reinsurance receivables	60,600	(108,509)
Change in accrued investment income and other receivables	7,370	(6,734)
Change in policy liabilities and other policyholders' funds of traditional life and health products	261,691	219,900
Trading securities:
Maturities and principal reductions of investments	152,948	212,048
Sale of investments	220,711	365,809
Cost of investments acquired	(297,558)	(528,753)
Other net change in trading securities	(9,069)	13,758
Change in other liabilities	(48,694)	(49,200)
Other income - gains on repurchase of non-recourse funding obligations	(3,359)	(35,456)
Other, net	(85,008)	5,525
Net cash provided by operating activities	443,103	382,975
Cash flows from investing activities
Maturities and principal reductions of investments, available-for-sale	752,754	905,085
Sale of investments, available-for-sale	1,718,810	1,960,993
Cost of investments acquired, available-for-sale	(3,076,555)	(3,084,807)
Change in investments, held-to-maturity	(50,000)
Mortgage loans:
New lendings	(392,883)	(256,227)
Repayments	543,297	499,524
Change in investment real estate, net	1,300	9,687
Change in policy loans, net	9,058	10,212
Change in other long-term investments, net	(169,668)	(96,015)
Change in short-term investments, net	(10,912)	(39,118)
Net unsettled security transactions	31,686	69,845
Purchase of property and equipment	(17,983)	(5,474)
Sales of property and equipment	86
Net cash used in investing activities	(661,010)	(26,295)
Cash flows from financing activities
Borrowings under line of credit arrangements and debt	430,000	492,500
Principal payments on line of credit arrangement and debt	(380,000)	(596,650)
Issuance (repayment) of non-recourse funding obligations	33,900	(110,800)
Repurchase program borrowings	(50,000)	280,000
Dividends to shareowners	(45,474)	(42,027)
Repurchase of common stock		(78,686)
Investment product deposits and change in universal life deposits	2,413,676	2,641,899
Investment product withdrawals	(2,198,547)	(3,002,824)
Other financing activities, net		(1,378)
Net cash provided by (used in) financing activities	203,555	(417,966)
Change in cash	(14,352)	(61,286)
Cash at beginning of period	368,801	267,298
Cash at end of period	$ 354,449	$ 206,012