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Summary of Significant Accounting Policies (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
 1 Months Ended 12 Months Ended
Jun. 18, 2010
Dec. 31, 2012
Segment
Dec. 31, 2011
Dec. 31, 2010
Summary of Significant Accounting Policies (Textual) [Abstract]        
Number of reportable operating segment   1    
Maturity period of Interest bearing deposits in other financial institutions   1 year    
Period of Delinquent loan   90 days    
Loss history of portfolio segment determination period   2 years    
Advertising costs   $ 859 $ 822 $ 795
Number of common stock shares issued 3,365,853,000 12,599,603 12,599,603  
Common stock issue price per share $ 10.25      
Net of issuance costs 32,128     32,128
Number of nonqualified options or restricted stock for key employees and independent director   500,000,000    
Unrecognized compensation cost related to nonvested stock options granted under this plan   0 0  
Stock options, granted   0 0  
Shares granted by Executive Compensation and Personnel Committee of the Board of Directors   26,900 17,900,000 16,500,000
Compensation expense restricted stock awards   277 213 205
Description of award terms   For key employees, the plan vesting schedule is one-fourth of granted stock-based awards per year beginning one year after the grant date with 100% vested on the fourth anniversary. For independent directors, the vesting schedule is one-third of granted stock-based awards per year beginning one year after the grant date with 100% vested on the third anniversary.    
Average amount of non interest bearing reserve with federal reserve bank   $ 50 $ 50  
Independent Directors [Member]
        
Summary of Significant Accounting Policies (Additional Textual) [Abstract]        
Starting period of Vesting of stock based award   1 year    
Aggregate percentage of stock based awards to be matured   100.00%    
Key Employees [Member]
        
Summary of Significant Accounting Policies (Additional Textual) [Abstract]        
Starting period of Vesting of stock based award   1 year    
Aggregate percentage of stock based awards to be matured   100.00%    
Minimum [Member]
        
Summary of Significant Accounting Policies (Additional Textual) [Abstract]        
Period of Consumer loans charged off   180 days    
Percentage of tax benefit realized   50.00%    
Premises and Equipment [Member] | Maximum [Member]
        
Summary of Significant Accounting Policies (Additional Textual) [Abstract]        
Useful lives of Premises and equipment   39 years    
Premises and Equipment [Member] | Minimum [Member]
        
Summary of Significant Accounting Policies (Additional Textual) [Abstract]        
Useful lives of Premises and equipment   3 years    
Furniture, fixtures and equipment [Member] | Maximum [Member]
        
Summary of Significant Accounting Policies (Additional Textual) [Abstract]        
Useful lives of Premises and equipment   10 years    
Furniture, fixtures and equipment [Member] | Minimum [Member]
        
Summary of Significant Accounting Policies (Additional Textual) [Abstract]        
Useful lives of Premises and equipment   3 years    
Buildings and Building Improvements [Member] | Maximum [Member]
        
Summary of Significant Accounting Policies (Additional Textual) [Abstract]        
Useful lives of Premises and equipment   39 years    
Buildings and Building Improvements [Member] | Minimum [Member]
        
Summary of Significant Accounting Policies (Additional Textual) [Abstract]        
Useful lives of Premises and equipment   15 years