CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	1 Months Ended	11 Months Ended	12 Months Ended
	Jan. 31, 2015	Dec. 31, 2015	Dec. 31, 2017	Dec. 31, 2016
Revenues
Premiums and policy fees		$ 3,008,050	$ 3,477,419	$ 3,407,931
Reinsurance ceded		(1,154,978)	(1,360,735)	(1,314,716)
Net of reinsurance ceded		1,853,072	2,116,684	2,093,215
Net investment income		1,632,948	2,051,588	1,942,456
Realized investment gains (losses):
Derivative financial instruments		29,997	(305,828)	(40,288)
All other investments		(166,886)	121,428	90,659
Other-than-temporary impairment losses		(28,659)	(3,962)	(32,075)
Portion recognized in other comprehensive income (before taxes)		1,666	(7,780)	14,327
Net impairment losses recognized in earnings		(26,993)	(11,742)	(17,748)
Other income		388,531	446,662	415,653
Total revenues		3,710,669	4,418,792	4,483,947
Benefits and expenses
Benefits and settlement expenses, net of reinsurance ceded: (Successor 2017 - $1,242,797; Successor 2016 - $1,181,960; 2015 - $1,025,596); (Predecessor 2015 - $87,674)		2,539,943	2,957,270	2,880,435
Amortization of deferred policy acquisition costs and value of business acquired		94,056	78,221	149,064
Other operating expenses, net of reinsurance ceded: (Successor 2017 - $222,963; Successor 2016 - $207,197; 2015 - $191,346); (Predecessor 2015 - $35,036)		676,828	948,244	860,451
Total benefits and expenses		3,310,827	3,983,735	3,889,950
Income before income tax	$ 1,182	399,842	435,057	593,997
Income tax (benefit) expense
Current		1,471	26,252	(46,719)
Deferred		130,072	(697,727)	247,687
Total income tax (benefit) expense		131,543	(671,475)	200,968
Net income		$ 268,299	$ 1,106,532	$ 393,029
Predecessor
Revenues
Premiums and policy fees	261,866
Reinsurance ceded	(89,956)
Net of reinsurance ceded	171,910
Net investment income	175,180
Realized investment gains (losses):
Derivative financial instruments	(123,274)
All other investments	81,153
Other-than-temporary impairment losses	(636)
Portion recognized in other comprehensive income (before taxes)	155
Net impairment losses recognized in earnings	(481)
Other income	36,421
Total revenues	340,909
Benefits and expenses
Benefits and settlement expenses, net of reinsurance ceded: (Successor 2017 - $1,242,797; Successor 2016 - $1,181,960; 2015 - $1,025,596); (Predecessor 2015 - $87,674)	267,287
Amortization of deferred policy acquisition costs and value of business acquired	4,072
Other operating expenses, net of reinsurance ceded: (Successor 2017 - $222,963; Successor 2016 - $207,197; 2015 - $191,346); (Predecessor 2015 - $35,036)	68,368
Total benefits and expenses	339,727
Income before income tax	1,182
Income tax (benefit) expense
Current	(31,118)
Deferred	30,791
Total income tax (benefit) expense	(327)
Net income	$ 1,509
Net income - basic (in dollars per share)	$ 0.02
Net income - diluted (in dollars per share)	0.02
Cash dividends paid per share (in dollars per share)	$ 0
Average shares outstanding - basic (in shares)	80,452,848
Average shares outstanding - diluted (in shares)	81,759,287