Summary of Significant Accounting Policies (Details 2)	12 Months Ended
Dec. 31, 2012
Furniture and Fixtures \| Maximum
Property, Premises and Equipment
Property, Premises and Equipment, Useful Life	10 years
Furniture and Fixtures \| Minimum
Property, Premises and Equipment
Property, Premises and Equipment, Useful Life	3 years
Building
Property, Premises and Equipment
Property, Premises and Equipment, Useful Life	40 years

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

No definition available.

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Period Type:	duration