Segment Reporting (Details Textual)	12 Months Ended
Dec. 31, 2012 Entity Segment Rate Store
Segment Reporting Disclosures (Textual) [Abstract]
Number of Reportable Segments	2
Number of subsidiary bank	1
Number of retail locations	90
Three-month LIBOR rate plus	1.50%
Mortgage banking segment interest - floor	2.00%

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

No definition available.

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration