CONSOLIDATED CONDENSED STATEMENTS OF INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenues
Premiums and policy fees	$ 945,883	$ 941,868	$ 1,876,211	$ 1,831,034
Reinsurance ceded	(339,996)	(390,941)	(658,373)	(736,364)
Net of reinsurance ceded	605,887	550,927	1,217,838	1,094,670
Net investment income	725,811	616,462	1,411,735	1,137,325
Realized investment gains (losses)	(48,547)	(37,337)	(38,628)	(46,877)
Other-than-temporary impairment losses	(198)	(10)	(1,493)	(701)
Portion recognized in other comprehensive income (before taxes)	(500)	5	(2,347)	(2,949)
Net impairment losses recognized in earnings	(698)	(5)	(3,840)	(3,650)
Other income	136,322	113,861	245,700	228,272
Total revenues	1,418,775	1,243,908	2,832,805	2,409,740
Benefits and expenses
Benefits and settlement expenses, net of reinsurance ceded: (three and six months 2019 - $260,358 and $515,186; three and six months 2018 - $298,016 and $645,653)	1,003,987	861,548	1,976,753	1,648,350
Amortization of deferred policy acquisition costs and value of business acquired	33,783	52,517	64,183	110,498
Other operating expenses, net of reinsurance ceded: (three and six months 2019 - $55,124 and $106,415; three and six months 2018 - $51,559 and $94,676)	250,931	231,071	486,880	460,322
Total benefits and expenses	1,288,701	1,145,136	2,527,816	2,219,170
Income before income tax	130,074	98,772	304,989	190,570
Income tax expense	21,963	17,277	58,594	34,963
Net income	$ 108,111	$ 81,495	$ 246,395	$ 155,607