Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Investments
Held-to-maturity, at amortized cost (fair value $1,883 in 2012 and $4,161 in 2011)	$ 1,847	$ 4,143
Available-for-sale, at fair value (amortized cost $2,667,040 in 2012 and $2,562,786 in 2011)	2,830,707	2,697,248
Equity securities, at fair value (amortized cost $68,959 in 2012 and $68,559 in 2011)	179,724	159,451
Trading securities, at fair value (amortized cost $13,547 in 2012 and $13,429 in 2011)	14,498	13,454
Mortgage loans	4,683	4,829
Policy loans	7,308	7,209
Other long-term investments	29,499	20,574
Short-term investments	800	1,100
Total Investments	3,069,066	2,908,008
Cash and cash equivalents	82,566	144,527
Accrued investment income	31,229	32,219
Premiums receivable (net of allowance for doubtful accounts of $849 in 2012 and $825 in 2011)	203,592	172,348
Deferred policy acquisition costs	100,146	106,654
Property and equipment (primarily land and buildings, at cost, less accumulated depreciation of $34,891 in 2012 and $35,248 in 2011)	43,105	45,644
Reinsurance receivables and recoverables	147,625	128,574
Prepaid reinsurance premiums	3,162	6,191
Income taxes receivable	15,783	26,742
Goodwill and intangible assets	28,895	30,801
Other assets	12,641	17,216
TOTAL ASSETS	3,737,810	3,618,924
Liabilities
Property and casualty insurance	965,685	945,051
Life insurance	1,508,998	1,476,281
Unearned premiums	324,338	288,991
Accrued expenses and other liabilities	152,503	138,210
Deferred income taxes	32,464	13,624
Debt	0	45,000
Trust preferred securities	0	15,626
TOTAL LIABILITIES	2,983,988	2,922,783
Stockholders' Equity
Common stock, $0.001 par value; authorized 75,000,000 shares; 25,417,390 and 25,505,350 shares issued and outstanding in 2012 and 2011, respectively	25	25
Additional Paid In Capital	212,281	213,045
Retained earnings	431,660	400,485
Accumulated other comprehensive income, net of tax	109,856	82,586
TOTAL STOCKHOLDERS' EQUITY	753,822	696,141
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 3,737,810	$ 3,618,924