Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended	9 Months Ended		3 Months Ended
	Sep. 30, 2012 Successor [Member]	Sep. 30, 2013 Successor [Member]	Dec. 31, 2012 Successor [Member]	Mar. 19, 2012 Predecessor [Member]
Cash flows from operating activities:
Net (loss) income	$ (2,402)	$ (7,178)	$ (12,353)	$ (3,433)
Adjustments to reconcile net (loss) income to net cash provided by (used in) operating activities before reorganization activities:
Amortization of bond premium or discount	1,263	1,715		523
Net realized (gain) loss on sale of investments	(2,617)	754		(176)
Unrealized (gain) loss on trading securities	594	4,022		(1,049)
Equity-based compensation expense		301	143
Changes in assets and liabilities:
Accrued investment income	674	249		309
Other assets	1,569	349		(597)
Change in cash held in trust	(68,449)	4,716		7,209
Change in restricted cash	(2,273)	25,054
Losses and loss adjustment reserves	(10,321)	(24,954)		(1,109)
Losses payable	(4,753)	141		1,662
Unearned premiums	(96)	1,281		(47)
Accrued ceding commission expense	(341)	(32)		137
Accrued interest on notes payable	1,452	(369)
Loss contract fair market value reserve	(10,696)	(987)
Other liabilities	(3,004)	(63)		414
Total Adjustments	(96,998)	12,177		7,276
Net cash provided by (used in) operating activities	(99,400)	4,999		3,843
Cash flows from investing activities:
Purchase of investments	(145,698)	(297,475)		(38,506)
Proceeds from sales and maturities of investments	174,381	318,153		34,035
Net cash provided by (used in) investing activities	28,683	20,678		(4,471)
Cash flows from financing activities:
Cash from reorganization activities				75,000
Notes payable - principal repayments		(36,294)
Notes payable - principal issued	4,047	2,203
Net cash provided by (used in) financing activities	4,047	(34,091)		75,000
Increase (decrease) in cash and cash equivalents	(66,670)	(8,414)		74,372
Cash and cash equivalents, beginning of period	82,014	16,761	82,014	7,642
Cash and cash equivalents, end of period	15,344	8,347	16,761	82,014
Cash paid during the period:
Interest	3,668	9,706
Supplementary disclosure of non-cash investing and financing activities:
Notes payable issued in lieu of cash interest payments	$ 4,047	$ 2,203