Consolidated Balance Sheets Statement (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Assets
Fixed-maturities held to maturity—at amortized cost (fair value $351 and $676)	$ 358	$ 679
Fixed-maturities available for sale—at fair value (amortized cost $120,385 and $39,481)	120,553	40,696
Equity securities available for sale—at fair value (cost $78,106 and $88,260)	135,168	112,139
Trading securities—at fair value	3,117,429	4,094,622
Short-term investments—at fair value	1,429,228	777,532
Other invested assets—(including variable interest entity (“VIE”) assets at fair value of $81,000 and $78,006)	128,421	126,750
Total investments	4,931,157	5,152,418
Cash	23,858	31,555
Restricted cash	22,527	24,226
Deferred policy acquisition costs	66,926	88,202
Accrued investment income	30,264	34,349
Accounts and notes receivable	75,106	87,519
Property and equipment, at cost (less accumulated depreciation of $101,625 and $98,909)	10,516	7,456
Derivative assets (including VIE derivative assets of $0 and $1,585)	16,642	13,609
Deferred income taxes, net	17,902	0
Reinsurance recoverables	46,846	89,204
Other assets (including VIE other assets of $92,023 and $99,337)	379,947	374,662
Total assets	5,621,691	5,903,200
LIABILITIES AND STOCKHOLDERS’ EQUITY
Unearned premiums	768,871	648,682
Reserve for losses and loss adjustment expenses (“LAE”)	2,185,421	3,149,936
Long-term debt	930,072	663,571
VIE debt—at fair value	94,645	108,858
Derivative liabilities (including VIE derivative liabilities of $68,457 and $70,467)	307,185	266,873
Other liabilities (including VIE accounts payable of $254 and $366)	395,852	328,955
Total liabilities	4,682,046	5,166,875
Commitments and Contingencies (Note 17)
Stockholders’ equity
Common stock: par value $.001 per share; 485,000,000 and 325,000,000 shares authorized at December 31, 2013 and December 31, 2012; 190,636,972 and 151,131,173 shares issued at December 31, 2013 and 2012, respectively; 173,099,515 and 133,647,216 shares outstanding at December 31, 2013 and 2012, respectively	191	151
Treasury stock, at cost: 17,537,457 and 17,483,957 shares at December 31, 2013 and 2012, respectively	(892,807)	(892,094)
Additional paid-in capital	2,347,104	1,967,414
Retained deficit	(552,226)	(355,241)
Accumulated other comprehensive income	37,383	16,095
Total stockholders’ equity	939,645	736,325
Total liabilities and stockholders’ equity	$ 5,621,691	$ 5,903,200