Reinsurance (Details) (USD $)	3 Months Ended
Mar. 31, 2013	Mar. 31, 2012
Reinsurance Disclosures [Abstract]
Percentage of Flood Premiums Ceded	100.00%
Insurance Commissions and Fees, Flood Program	$ 80,000	$ 97,000
Reinsurance Costs and Recoveries, Net	$ 193,000	$ 725,000

The net amount in the period for future policy benefits and costs incurred under policies assumed and estimated recoupments under policies ceded.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 40

-Section 50

-Paragraph 3

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6482485&loc=d3e14764-158437

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Statement of Position (SOP)

-Number 94-5

-Paragraph 11

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration