CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Investments
Fixed maturity securities, available for sale, at fair value (amortized cost 2018, $7,419,491; 2017, $7,302,950)	$ 7,529,139	$ 7,724,075
Equity securities, at fair value (cost 2017, $116,320)	133,184	135,466
Limited partnership interests	326,893	247,266
Short-term and other investments	252,755	245,541
Total investments	8,241,971	8,352,348
Cash	6,431	7,627
Deferred policy acquisition costs	305,350	257,826
Goodwill	47,396	47,396
Other assets	387,081	381,182
Separate Account (variable annuity) assets	2,292,536	2,151,961
Total assets	11,280,765	11,198,340
Policy liabilities
Investment contract and life policy reserves	5,690,689	5,573,735
Unpaid claims and claim expenses	384,636	347,749
Unearned premiums	274,084	260,539
Total policy liabilities	6,349,409	6,182,023
Other policyholder funds	722,452	724,261
Other liabilities	314,441	341,053
Long-term debt	297,671	297,469
Separate Account (variable annuity) liabilities	2,292,536	2,151,961
Total liabilities	9,976,509	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, 65,764,279; 2017, 65,439,245	66	65
Additional paid-in capital	473,596	464,246
Retained earnings	1,248,814	1,231,177
Accumulated other comprehensive income (loss), net of tax:
Net unrealized investment gains on securities	75,958	300,177
Net funded status of benefit plans	(13,217)	(13,217)
Treasury stock, at cost, 2018, 24,723,533 shares; 2017, 24,721,372 shares	(480,961)	(480,875)
Total shareholders’ equity	1,304,256	1,501,573
Total liabilities and shareholders’ equity	$ 11,280,765	$ 11,198,340