CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Cash flows from operating activities
Net income	$ 265,707	$ 242,224
Adjustments to reconcile net income to net cash provided by operating activities:
Realized investment (gains) losses	97,875	176,588
Amortization of DAC and VOBA	144,009	47,612
Capitalization of DAC	(331,277)	(249,640)
Depreciation and amortization expense	50,826	49,227
Deferred income tax	10,340	86,463
Accrued income tax	77,802	17,453
Interest credited to universal life and investment products	630,770	507,229
Policy fees assessed on universal life and investment products	(1,146,980)	(1,004,829)
Change in reinsurance receivables	259,429	132,617
Change in accrued investment income and other receivables	(11,823)	(17,550)
Change in policy liabilities and other policyholders’ funds of traditional life and health products	(512,879)	(273,640)
Trading securities:
Maturities and principal reductions of investments	140,851	131,563
Sale of investments	307,632	195,733
Cost of investments acquired	(403,355)	(277,423)
Other net change in trading securities	10,641	17,741
Amortization of premiums and accretion of discounts on investments and mortgage loans	232,401	232,939
Change in other liabilities	21,569	36,239
Other, net	(44,952)	(58,308)
Net cash used in operating activities	(201,414)	(7,762)
Cash flows from investing activities
Maturities and principal reductions of investments, available-for-sale	1,249,048	541,155
Sale of investments, available-for-sale	1,935,178	1,302,576
Cost of investments acquired, available-for-sale	(4,304,036)	(3,248,911)
Change in investments, held-to-maturity	62,000	36,000
Mortgage loans:
New lendings	(1,185,316)	(1,081,226)
Repayments	797,450	644,189
Change in investment real estate, net	(647)	(3,679)
Change in policy loans, net	43,642	24,280
Change in other long-term investments, net	(292,893)	(282,506)
Change in short-term investments, net	82,748	(203,169)
Net unsettled security transactions	84,036	349,544
Purchase of property, equipment, and intangibles	(9,888)	(34,229)
Cash received from reinsurance transaction	20,669	0
Net cash used in investing activities	(1,516,715)	(1,948,618)
Cash flows from financing activities
Borrowings under line of credit arrangement, debt, and subordinated debt	1,075,000	975,000
Principal payments on line of credit arrangement, debt, and subordinated debt	(757,884)	(934,123)
Issuance (repayment) of non-recourse funding obligations	(100,000)	(36,000)
Secured financing liabilities	(503,336)	(198,165)
Dividends to shareowner	(140,000)	(143,848)
Investment product deposits and change in universal life deposits	4,397,886	3,901,051
Investment product withdrawals	(2,311,096)	(1,698,062)
Other financing activities, net	(291)	(93)
Net cash provided by financing activities	1,660,279	1,865,760
Change in cash	(57,850)	(90,620)
Cash at beginning of period	252,310	348,182
Cash at end of period	$ 194,460	$ 257,562