CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Investments
Fixed maturity securities, available for sale, at fair value (amortized cost 2018, $7,373,911; 2017, $7,302,950)	$ 7,515,318	$ 7,724,075
Equity securities, available for sale, at fair value (cost 2017, $116,320)	111,750	135,466
Limited partnership interests	328,516	247,266
Short-term and other investments	295,093	245,541
Total investments	8,250,677	8,352,348
Cash	11,906	7,627
Deferred policy acquisition costs	298,742	257,826
Goodwill	47,396	47,396
Other assets	422,047	381,182
Separate Account (variable annuity) assets	2,001,128	2,151,961
Total assets	11,031,896	11,198,340
Policy liabilities
Investment contract and life policy reserves	5,711,193	5,573,735
Unpaid claims and claim expenses	396,714	347,749
Unearned premiums	276,225	260,539
Total policy liabilities	6,384,132	6,182,023
Other policyholder funds	767,988	724,261
Other liabilities	290,358	341,053
Long-term debt	297,740	297,469
Separate Account (variable annuity) liabilities	2,001,128	2,151,961
Total liabilities	9,741,346	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, 65,820,369; 2017, 65,439,245	66	65
Additional paid-in capital	475,109	464,246
Retained earnings	1,216,582	1,231,177
Accumulated other comprehensive income (loss), net of tax:
Net unrealized investment gains on securities	96,941	300,177
Net funded status of benefit plans	(12,185)	(13,217)
Treasury stock, at cost, 2018, 24,850,484 shares; 2017, 24,721,372 shares	(485,963)	(480,875)
Total shareholders' equity	1,290,550	1,501,573
Total liabilities and shareholders' equity	$ 11,031,896	$ 11,198,340