CONSOLIDATED STATEMENTS OF OPERATIONS (UNAUDITED) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Revenues
Insurance premiums and contract charges earned	$ 225,431	$ 208,096	$ 461,696	$ 417,881
Net investment income	80,410	93,458	162,685	186,258
Net investment gains (losses)	3,162	146,333	(15,302)	153,750
Other income	5,926	6,223	13,095	12,097
Total revenues	314,929	454,110	622,174	769,986
Benefits, losses and expenses
Benefits, claims and settlement expenses	143,010	152,692	281,670	292,076
Interest credited	50,674	53,594	102,219	106,516
Operating expenses	55,775	57,343	116,437	113,518
DAC unlocking and amortization expense	20,426	31,648	50,401	56,621
Intangible asset amortization expense	3,686	541	7,372	1,082
Interest expense	3,941	3,312	8,169	6,615
Other expense - goodwill impairment	0	28,025	0	28,025
Total benefits, losses and expenses	277,512	327,155	566,268	604,453
Income before income taxes	37,417	126,955	55,906	165,533
Income tax expense	6,839	33,133	6,856	39,545
Net income	$ 30,578	$ 93,822	$ 49,050	$ 125,988
Net income per share
Basic (in usd per share)	$ 0.73	$ 2.25	$ 1.17	$ 3.02
Diluted (in usd per share)	$ 0.73	$ 2.24	$ 1.17	$ 3.01
Weighted average number of shares and equivalent shares
Basic (in shares)	41,879	41,762	41,856	41,685
Diluted (in shares)	41,996	41,921	42,008	41,851
Net investment gains (losses)
Total other-than-temporary impairment losses on securities	$ (523)	$ (34)	$ (4,215)	$ (271)
Portion of losses recognized in other comprehensive income (loss)	0	0	0	0
Net other-than-temporary impairment losses on securities recognized in earnings	(523)	(34)	(4,215)	(271)
Sales and other, net	352	142,067	4,909	146,905
Change in fair value - equity securities	6,600	3,441	(7,886)	6,948
Change in fair value and gains (losses) realized on settlements - derivatives	(3,267)	859	(8,110)	168
Net investment gains (losses)	$ 3,162	$ 146,333	$ (15,302)	$ 153,750