CONSOLIDATED CONDENSED STATEMENTS OF INCOME - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenues
Premiums and policy fees	$ 1,028,082	$ 878,182	$ 2,904,293	$ 2,709,216
Reinsurance ceded	(316,983)	(269,335)	(975,356)	(1,005,699)
Net of reinsurance ceded	711,099	608,847	1,928,937	1,703,517
Net investment income	785,285	672,139	2,197,020	1,809,464
Realized investment gains (losses)	(13,994)	(47,334)	(52,622)	(94,211)
Other-than-temporary impairment losses	(39,752)	(14)	(41,245)	(715)
Portion recognized in other comprehensive income (before taxes)	28,934	0	26,587	(2,949)
Net impairment losses recognized in earnings	(10,818)	(14)	(14,658)	(3,664)
Other income	147,139	113,530	392,839	341,802
Total revenues	1,618,711	1,347,168	4,451,516	3,756,908
Benefits and expenses
Benefits and settlement expenses, net of reinsurance ceded: (three and nine months 2019 - $227,027 and $742,213; three and nine months 2018 - $215,848 and $861,501)	1,172,297	952,353	3,149,050	2,600,703
Amortization of deferred policy acquisition costs and value of business acquired	61,319	33,511	125,502	144,009
Other operating expenses, net of reinsurance ceded: (three and nine months 2019 - $58,555 and $164,970; three and nine months 2018 - $54,439 and $149,115)	257,252	224,585	744,132	684,907
Total benefits and expenses	1,490,868	1,210,449	4,018,684	3,429,619
Income before income tax	127,843	136,719	432,832	327,289
Income tax expense	27,217	26,619	85,811	61,582
Net income	$ 100,626	$ 110,100	$ 347,021	$ 265,707