CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Cash flows from operating activities:
Net loss	$ (540,388)	$ (350,598)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and other amortization	77,226	60,166
Deferred tax benefit	(2,645)	(36,241)
Realized investment gains, excluding impairment losses	(110,356)	(38,900)
Net investment impairment losses	339	253
Gain on repurchases of senior notes	(17,775)	(3,231)
Other	(14,449)	(8,927)
Change in certain assets and liabilities:
Accrued investment income	13,249	3,201
Reinsurance recoverable on loss reserves	36,748	108,416
Reinsurance recoverable on paid losses	3,165	18,840
Premiums receivable	2,435	5,672
Deferred insurance policy acquisition costs	(2,946)	586
Loss reserves	(553,511)	(1,092,611)
Premium deficiency reserve	(50,685)	(32,441)
Unearned premiums	(14,729)	(48,454)
Income taxes payable (current)	1,800	(1,732)
Net cash used in operating activities	(1,172,522)	(1,416,001)
Cash flows from investing activities:
Purchase of fixed maturities	(3,330,811)	(2,417,392)
Purchase of equity securities	(70)	(84)
Proceeds from sale of equity securities	0	504
Proceeds from sale of fixed maturities	3,165,897	2,429,143
Proceeds from maturity of fixed maturities	1,138,371	1,091,959
Net (decrease) increase in payable for securities	(13,153)	3,509
Net cash provided by investing activities	960,234	1,107,639
Cash flows from financing activities:
Repayment of long-term debt	(53,107)	(129,178)
Net cash used in financing activities	(53,107)	(129,178)
Net decrease in cash and cash equivalents	(265,395)	(437,540)
Cash and cash equivalents at beginning of period	995,799	1,304,154
Cash and cash equivalents at end of period	$ 730,404	$ 866,614