Quarterly report pursuant to Section 13 or 15(d)

LOANS (Details Of Loans) (Detail)

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LOANS (Details Of Loans) (Detail) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Dec. 31, 2012
Mar. 31, 2012
Dec. 31, 2011
Statement [Line Items]        
Loans $ 2,462,154 $ 2,363,182    
Less allowance for loan losses (27,679) (26,258) (23,662) (22,030)
Net Loans 2,434,475 2,336,924    
Percentage of loan portfolio 100.00% 100.00%    
Commercial Financial and Agricultural Financing Receivable [Member]
       
Statement [Line Items]        
Loans 1,090,877 1,030,990    
Less allowance for loan losses (8,951) (8,233) (6,625) (6,627)
Percentage of loan portfolio 44.31% 43.63%    
Commercial Real Estate Construction Financing Receivable [Member]
       
Statement [Line Items]        
Loans 162,190 158,361    
Less allowance for loan losses (6,642) (6,511) (7,607) (6,542)
Percentage of loan portfolio 6.59% 6.70%    
Commercial Mortgage Loans Owner Occupied [Member]
       
Statement [Line Items]        
Loans 583,956 568,041    
Percentage of loan portfolio 23.72% 24.04%    
One To Four Family Mortgage Loans [Member]
       
Statement [Line Items]        
Loans 244,242 235,909    
Percentage of loan portfolio 9.92% 9.98%    
Other Real Estate Mortgage Loans [Member]
       
Statement [Line Items]        
Loans 340,631 323,599    
Percentage of loan portfolio 13.83% 13.69%    
Residential Real Estate Mortgage Loans [Member]
       
Statement [Line Items]        
Loans 1,168,829 1,127,549    
Less allowance for loan losses (5,737) (4,912) (3,893) (3,295)
Percentage of loan portfolio 47.47% 47.71%    
Consumer Portfolio Segment [Member]
       
Statement [Line Items]        
Loans 40,258 46,282    
Less allowance for loan losses $ (164) $ (199) $ (510) $ (531)
Percentage of loan portfolio 1.63% 1.96%