CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands		Dec. 31, 2015	Dec. 31, 2014
Investments
Fixed maturities, available for sale, at fair value (amortized cost 2015, $6,785,626; 2014, $6,375,237)		$ 7,091,340	$ 6,893,090
Equity securities, available for sale, at fair value (cost 2015, $95,722; 2014, $99,904)		99,797	110,655
Short-term and other investments		456,893	399,722
Total investments		7,648,030	7,403,467
Cash		15,509	11,675
Deferred policy acquisition costs		253,176	215,082
Goodwill		47,396	47,396
Other assets		294,510	277,350
Separate Account (variable annuity) assets	[1]	1,800,722	1,813,557
Total assets		10,059,343	9,768,527
Policy liabilities
Investment contract and life policy reserves		5,126,842	4,802,271
Unpaid claims and claim expenses		323,720	325,784
Unearned premiums		232,841	223,413
Total policy liabilities		5,683,403	5,351,468
Other policyholder funds		692,652	606,738
Other liabilities		368,559	422,362
Short-term debt		0	38,000
Long-term debt, current and noncurrent		249,346	199,939
Separate Account (variable annuity) liabilities		1,800,722	1,813,557
Total liabilities		8,794,682	8,432,064
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, 2015, 64,537,554; 2014, 64,245,048		65	64
Additional paid-in capital		442,648	422,232
Retained earnings		1,116,277	1,065,318
Accumulated other comprehensive income (loss), net of taxes:
Net unrealized gains on fixed maturities and equity securities	[2],[3]	175,167	297,554
Net funded status of pension and other postretirement benefit obligations	[2]	(11,794)	(12,953)
Treasury stock, at cost, 2015, 23,971,522 shares; 2014, 23,308,430 shares		(457,702)	(435,752)
Total shareholders' equity		1,264,661	1,336,463
Total liabilities and shareholders' equity		$ 10,059,343	$ 9,768,527

[1] Separate Account (variable annuity) liabilities are set equal to Separate Account (variable annuity) assets.

[2] All amounts are net of tax.

[3] The pretax amounts reclassified from accumulated other comprehensive income, $11,667, $10,943 and $22,245, are included in net realized investment gains and losses and the related tax expenses, $4,083, $3,830 and $7,786, are included in income tax expense in the Consolidated Statements of Operations for the years ended December 31, 2015, 2014 and 2013, respectively.