Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Cash Flows From Operating Activities
Net income (loss)	$ 33,900	$ (12,104)
Adjustments to reconcile net income to net cash provided by operating activities
Net accretion of bond premium	7,127	3,768
Depreciation and amortization	3,671	1,708
Stock-based compensation expense	916	939
Net realized investment gains	(3,358)	(3,777)
Net cash flows from trading investments	(748)	(2,104)
Deferred income tax expense (benefit)	6,626	(7,571)
Changes in:
Accrued investment income	(531)	507
Premiums receivable	(38,857)	(29,226)
Deferred policy acquisition costs	(4,520)	(6,373)
Reinsurance receivables	(24,324)	(5,883)
Prepaid reinsurance premiums	2,876	(602)
Income taxes receivable	12,288	(4,029)
Other assets	3,959	(806)
Future policy benefits and losses, claims and loss settlement expenses	34,345	52,813
Unearned premiums	41,306	29,542
Accrued expenses and other liabilities	5,048	25,493
Deferred income taxes	(2,448)	(1,019)
Other, net	(2,131)	(486)
Total adjustments	41,245	52,894
Net cash provided by operating activities	75,145	40,790
Cash Flows From Investing Activities
Proceeds from sale of available-for-sale investments	13,412	21,367
Proceeds from call and maturity of held-to-maturity investments	285	709
Proceeds from call and maturity of available-for-sale investments	302,334	316,235
Proceeds from short term and other investments	2,875	1,554
Purchase of available-for-sale investments	(414,828)	(292,808)
Purchase of short-term and other investments	(4,650)	(1,706)
Net purchases and sales of property and equipment	(857)	3,486
Acquisition of property and casualty company, net of cash acquired	0	(172,619)
Net cash used in investing activities	(101,429)	(123,782)
Cash Flows From Financing Activities
Deposits to investment and universal life contracts	78,313	71,489
Withdrawals from investment and universal life contracts	(69,521)	(57,263)
Borrowings of short-term debt	0	79,900
Repayment of trust preferred securities	(15,626)	0
Payment of cash dividends	(7,641)	(7,840)
Repurchase of common stock	(2,134)	(6,082)
Issuance of common stock	401	139
Tax impact from issuance of common stock	(57)	6
Net cash (used in) provided by financing activities	(16,265)	80,349
Net Change in Cash and Cash Equivalents	(42,549)	(2,643)
Cash and Cash Equivalents at Beginning of Period	144,527	180,057
Cash and Cash Equivalents at End of Period	$ 101,978	$ 177,414