Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013		Dec. 31, 2012
Investments
Fixed maturities, available for sale, at fair value (amortized cost 2013, $5,591,125; 2012, $5,311,457)	$ 5,930,614		$ 5,962,232
Equity securities, available for sale, at fair value (cost 2013, $78,016; 2012, $52,396)	83,040		53,503
Short-term and other investments	283,684		276,362
Total investments	6,297,338		6,292,097
Cash	37,881		15,181
Deferred policy acquisition costs	220,750		196,885
Goodwill	47,396		47,396
Other assets	226,904		217,886
Separate Account (variable annuity) assets	1,525,509		1,398,281
Total assets	8,355,778		8,167,726
Policy liabilities
Fixed annuity contract liabilities	3,366,495		3,257,758
Interest-sensitive life contract liabilities	769,751		761,671
Unpaid claims and claim expenses	303,352		289,395
Future policy benefits	218,758		214,562
Unearned premiums	211,738		213,268
Total policy liabilities	4,870,094		4,736,654
Other policyholder funds	99,921		103,227
Other liabilities	516,075		445,952
Short-term debt	38,000		38,000
Long-term debt	199,842		199,809
Separate Account (variable annuity) liabilities	1,525,509		1,398,281
Total liabilities	7,249,441		6,921,923
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, 2013, 63,028,857; 2012, 62,311,787	63		62
Additional paid-in capital	396,258		383,135
Retained earnings	958,816		921,969
Accumulated other comprehensive income (loss), net of taxes:
Net unrealized gains on fixed maturities and equity securities	196,847	[1],[2]	382,400	[1],[2]
Net funded status of pension and other postretirement benefit obligations	(15,311)	[1]	(15,311)	[1]
Treasury stock, at cost, 2013, 23,117,353 shares; 2012, 22,943,925 shares	(430,336)		(426,452)
Total shareholders' equity	1,106,337		1,245,803
Total liabilities and shareholders' equity	$ 8,355,778		$ 8,167,726

[1] All amounts are net of tax.

[2] The pretax amounts reclassified from accumulated other comprehensive income, $15,417 and $22,279, are included in net realized investment gains and the related tax expenses, $5,396 and $7,798, are included in income tax expense in the Consolidated Statements of Operations for the three and six months ended June 30, 2013, respectively.