Condensed Consolidated Balance Sheets Statement (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010
Investments
Fixed-maturities held to maturity—at amortized cost (fair value $4,248 and $11,416)	$ 4,083	$ 10,773
Fixed-maturities available for sale at fair value (amortized cost $123,249 and $340,795)	118,895	273,799
Equity securities available for sale—at fair value (cost $159,959 and $160,242)	163,673	184,365
Trading securities—at fair value (including variable interest entity (“VIE”) securities of $99,435 and $83,184)	4,482,161	4,562,821
Short-term investments at fair value (including VIE investments of $149,979 and $149,981)	1,055,818	1,537,498
Other invested assets—at cost	62,444	59,627
Total investments	5,887,074	6,628,883
Cash	21,863	20,334
Restricted cash	27,649	31,413
Deferred policy acquisition costs	138,962	148,326
Accrued investment income	38,193	40,498
Accounts and notes receivable (less allowance of $0 and $50,000)	105,382	116,452
Property and equipment, at cost (less accumulated depreciation of $96,314 and $92,451)	11,936	13,024
Derivative assets (including VIE derivative assets of $4,931 and $10,855)	20,315	26,212
Deferred income taxes, net	19,244	27,531
Reinsurance recoverables	166,483	244,894
Receivable for securities sold	504,584	160
Other assets (including VIE other assets of $98,328 and $112,426)	304,600	323,160
Total assets	7,246,285	7,620,887
Liabilities
Unearned premiums	628,400	686,364
Reserve for losses and loss adjustment expenses (“LAE”)	3,260,556	3,596,735
Reserve for premium deficiency	4,309	10,736
Long-term debt	814,901	964,788
VIE debt—at fair value (including $3,401 and $9,514 of non-recourse debt)	273,379	520,114
Derivative liabilities (including VIE derivative liabilities of $20,781 and $19,226)	188,921	723,579
Payable for securities purchased	532,451	9,112
Accounts payable and accrued expenses (including VIE accounts payable of $573 and $837)	254,932	249,679
Total liabilities	5,957,849	6,761,107
Stockholders’ equity
Common stock: par value $.001 per share; 325,000,000 shares authorized; 150,661,461 and 150,507,853 shares issued at September 30, 2011 and December 31, 2010, repectively; 133,194,174 and 133,049,213 shares outstanding at September 30, 2011 and December 31, 2010, respectively	151	150
Treasury stock, at cost: 17,467,287 and 17,458,640 shares at September 30, 2011 and December 31, 2010, respectively	(892,052)	(892,012)
Additional paid-in capital	1,966,253	1,963,092
Retained earnings (deficit)	218,095	(204,926)
Accumulated other comprehensive income (loss)	(4,011)	(6,524)
Total stockholders’ equity	1,288,436	859,780
Total liabilities and stockholders’ equity	$ 7,246,285	$ 7,620,887