CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Investments
Fixed maturity securities, available for sale, at fair value (amortized cost 2018, $7,373,552; 2017, $7,302,950)	$ 7,634,682	$ 7,724,075
Equity securities, at fair value (cost 2017, $116,320)	131,023	135,466
Short-term and other investments	458,957	492,807
Total investments	8,224,662	8,352,348
Cash	23,951	7,627
Deferred policy acquisition costs	280,165	257,826
Goodwill	47,396	47,396
Other assets	352,804	381,182
Separate Account (variable annuity) assets	2,139,564	2,151,961
Total assets	11,068,542	11,198,340
Policy liabilities
Investment contract and life policy reserves	5,598,678	5,573,735
Unpaid claims and claim expenses	358,317	347,749
Unearned premiums	254,401	260,539
Total policy liabilities	6,211,396	6,182,023
Other policyholder funds	720,521	724,261
Other liabilities	294,846	341,053
Long-term debt	297,536	297,469
Separate Account (variable annuity) liabilities	2,139,564	2,151,961
Total liabilities	9,663,863	9,696,767
Preferred stock, $0.001 par value, authorized 1,000,000 shares; none issued	0	0
Common stock, $0.001 par value, authorized 75,000,000 shares; issued, 2018, 65,610,067; 2017, 65,439,245	66	65
Additional paid-in capital	466,277	464,246
Retained earnings	1,254,394	1,231,177
Accumulated other comprehensive income (loss), net of taxes:
Net unrealized investment gains on securities	178,040	300,177
Net funded status of benefit plans	(13,217)	(13,217)
Treasury stock, at cost, 2018, 24,721,533 shares; 2017, 24,721,372 shares	(480,881)	(480,875)
Total shareholders’ equity	1,404,679	1,501,573
Total liabilities and shareholders’ equity	$ 11,068,542	$ 11,198,340