Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Investments
Held-to-maturity, at amortized cost (fair value $3,927 in 2012 and $4,161 in 2011)	$ 3,864	$ 4,143
Available-for-sale, at fair value (amortized cost $2,657,938 in 2012 and $2,562,786 in 2011)	2,800,624	2,697,248
Equity securities, at fair value (amortized cost $68,663 in 2012 and $68,559 in 2011)	174,359	159,451
Trading securities, at fair value (amortized cost $14,263 in 2012 and $13,429 in 2011)	14,249	13,454
Mortgage loans	4,732	4,829
Policy loans	7,393	7,209
Other long-term investments	24,399	20,574
Short-term investments	1,100	1,100
Total Investments	3,030,720	2,908,008
Cash and cash equivalents	101,978	144,527
Accrued investment income	32,750	32,219
Premiums receivable (net of allowance for doubtful accounts of $728 in 2012 and $825 in 2011)	211,205	172,348
Deferred policy acquisition costs	107,058	106,654
Property and equipment (primarily land and buildings, at cost, less accumulated depreciation of $34,510 in 2012 and $35,248 in 2011)	44,098	45,644
Reinsurance receivables and recoverables	152,898	128,574
Prepaid reinsurance premiums	3,315	6,191
Income taxes receivable	14,454	26,742
Goodwill and intangible assets	29,530	30,801
Other assets	13,257	17,216
TOTAL ASSETS	3,741,263	3,618,924
Liabilities
Property and casualty insurance	960,291	945,051
Life insurance	1,504,178	1,476,281
Unearned premiums	330,297	288,991
Accrued expenses and other liabilities	140,883	138,210
Deferred income taxes	25,252	13,624
Debt	45,000	45,000
Trust preferred securities	0	15,626
TOTAL LIABILITIES	3,005,901	2,922,783
Stockholders' Equity
Common stock, $0.001 par value; authorized 75,000,000 shares; 25,432,681 and 25,505,350 shares issued and outstanding in 2012 and 2011, respectively	25	25
Additional Paid In Capital	212,171	213,045
Retained earnings	426,744	400,485
Accumulated other comprehensive income, net of tax	96,422	82,586
TOTAL STOCKHOLDERS' EQUITY	735,362	696,141
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 3,741,263	$ 3,618,924