HISTORICAL LOSS AND LAE DEVELOPMENT (Details) - 10K (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Unpaid losses and LAE at beginning of year:
Gross	$ 1,129,433	$ 1,158,483	$ 1,150,714
Ceded	(354,924)	(359,884)	(353,805)
Net	774,509	798,599	796,909
Increase (decrease) in incurred losses and LAE:
Current accident year	361,451	332,282	336,228
Prior accident years	(64,842)	(72,481)	(64,583)
Total incurred	296,609	259,801	271,645
Loss and LAE payments for claims incurred:
Current accident year	(65,308)	(57,537)	(69,785)
Prior accident year	(219,876)	(226,354)	(200,170)
Total paid	(285,184)	(283,891)	(269,955)
Net unpaid losses and LAE at end of year	785,934	774,509	798,599
Unpaid losses and LAE at end of year:
Gross	1,121,040	1,129,433	1,158,483
Ceded	(335,106)	(354,924)	(359,884)
Net	$ 785,934	$ 774,509	$ 798,599

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The amount needed to reflect the estimated ultimate cost of settling claims relating to casualty insurance insured events that have occurred on or before a particular date (ordinarily, the balance sheet date) and the amount needed to provide for the estimated ultimate cost required to investigate and settle claims relating to insured events that have occurred on or before a particular date (ordinarily, the balance sheet date), whether or not reported to the insurer at that date.

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Amount of payments to settle claims incurred in the current period and related claims settlement costs.

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Amount of payments to settle claims incurred in prior periods and related claims settlement costs.

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Amount of expense for claims incurred and costs incurred in the claim settlement process.

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Amount after valuation allowance recoverable under reinsurance contracts for claims and claims adjustments.

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Amount of expense for claims incurred in the current reporting period and related claims settlement costs.

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Amount of expense for claims incurred in prior reporting periods and related claims settlement costs.

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