CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Investments
Fixed maturity securities, available for sale, at fair value (amortized cost 2020, $5,604,405; 2019, $5,456,980)	$ 6,021,983	$ 5,791,676
Equity securities at fair value	90,338	101,864
Limited partnership interests	392,192	383,717
Short-term and other investments	376,297	361,976
Total investments	6,880,810	6,639,233
Cash	82,390	25,508
Deferred policy acquisition costs	257,129	276,668
Deposit asset on reinsurance	2,373,267	2,346,166
Intangible assets, net	169,845	177,217
Goodwill	49,079	49,079
Other assets	442,284	474,364
Separate Account (variable annuity) assets	2,316,900	2,490,469
Total assets	12,571,704	12,478,704
Policy liabilities
Investment contract and policy reserves	6,320,577	6,234,452
Unpaid claims and claim expenses	444,558	442,854
Unearned premiums	266,406	279,163
Total policy liabilities	7,031,541	6,956,469
Other policyholder funds	741,859	647,283
Other liabilities	404,421	384,173
Short-term debt	135,000	135,000
Long-term debt	302,172	298,025
Separate Account (variable annuity) liabilities	2,316,900	2,490,469
Total liabilities	10,931,893	10,911,419
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, 2020, 66,218,003; 2019, 66,088,808	66	66
Additional paid-in capital	483,754	480,962
Retained earnings	1,375,737	1,352,539
Accumulated other comprehensive income (loss), net of tax:
Net unrealized investment gains on fixed maturity securities	279,129	230,448
Net funded status of benefit plans	(10,767)	(10,767)
Treasury stock, at cost, 2020, 24,902,579 shares; 2019, 24,850,484 shares	(488,108)	(485,963)
Total shareholders’ equity	1,639,811	1,567,285
Total liabilities and shareholders’ equity	$ 12,571,704	$ 12,478,704