Condensed Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Revenues:
Premium income	$ 152,241	$ 154,927
Fee income	255,116	225,067
Other revenue	2,384	3,149
Net investment income	313,471	331,785
Realized investment gains (losses), net:
Total other-than-temporary gains (losses), net	0	(536)
Other realized investment gains (losses), net	(11,754)	31,806
Total realized investment gains (losses), net	(11,754)	31,270
Total revenues	711,458	746,198
Benefits and expenses:
Life and other policy benefits	170,289	186,636
Increase (decrease) in future policy benefits	126	(14,015)
Interest credited or paid to contractholders	153,946	148,310
Provision for policyholders’ share of (losses) earnings on participating business	(2)	(169)
Dividends to policyholders	15,069	15,981
Total benefits	339,428	336,743
General insurance expenses	307,131	276,528
Amortization of DAC and VOBA	5,322	539
Interest expense	7,630	9,724
Total benefits and expenses	659,511	623,534
Income before income taxes	51,947	122,664
Income tax expense	17,117	24,038
Net income	$ 34,830	$ 98,626