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Notes Payable (Details Textual) (USD $)
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Notes Payable (Textual)    
Terminated date of consent order Feb. 08, 2013  
RDSI [Member]
    
Notes Payable (Textual)    
Secured notes payable 2,700,000  
Secured note payable principal payments monthly along with interest 34,000  
Secured note payable fixed rate of interest 6.00%  
Debt instrument maturity date Jul. 20, 2015  
Terminated date of consent order Feb. 08, 2013  
First Tennessee Bank [Member]
    
Notes Payable (Textual)    
Secured notes payable 1,500,000  
Secured note payable principal quarterly payments along with interest 187,000  
Debt instrument maturity date Oct. 31, 2013  
State Bank common stock for secured note payable 300,000  
Secured note payable description of LIBOR rate plus Greater of the 3 Month LIBOR rate plus 3.75%, or 6.0%.  
Tier 1 Capital to average assets ratio 7.50%  
Debt instrument, covenant description Tier 1 Capital to average assets ratio of 7.5 percent, a year-to-date return on assets (ROA) of 50 basis points and a nonperforming asset ratio (calculated as non-performing loans plus OREO divided by total loans plus OREO) of less than 2.25 percent  
State Bank [Member]
    
Notes Payable (Textual)    
Tier 1 Capital to average assets ratio 8.40% 8.00%
Debt instrument, covenant description Tier 1 capital was 8.4 percent, year to date ROA was 102 basis points and the nonperforming asset ratio was 1.40 percent