Funds Held - Directly Managed (Details - Investment Income) ([FundsHeldDirectlyManagedMember], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Schedule of Investment Income, Reported Amounts, by Category [Line Items]
Net investment income	$ 29,031	$ 37,919	$ 51,775
[FixedMaturitiesMember]
Schedule of Investment Income, Reported Amounts, by Category [Line Items]
Net investment income	27,760	31,542	46,200
[ShortTermInvestmentsCashAndCashEquivalentsMember]
Schedule of Investment Income, Reported Amounts, by Category [Line Items]
Net investment income	1,046	1,906	1,607
[OtherInvestedAssetsFundsHeldDirectlyManagedMember]
Schedule of Investment Income, Reported Amounts, by Category [Line Items]
Net investment income	1,647	5,402	6,078
[InvestmentExpensesMember]
Schedule of Investment Income, Reported Amounts, by Category [Line Items]
Net investment income	$ (1,422)	$ (931)	$ (2,110)