Quarterly report pursuant to Section 13 or 15(d)

LOANS (Loans By Performance Status) (Detail)

v2.4.0.8
LOANS (Loans By Performance Status) (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2014
Dec. 31, 2013
Financing Receivable Recorded Investment [Line Items]    
Loans $ 3,159,772 $ 2,858,868
Commercial Financial and Agricultural Financing Receivable [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 1,382,607 1,278,649
Commercial Real Estate Construction Financing Receivable [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 194,506 151,868
Commercial Mortgage Loans Owner Occupied [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 773,432 710,372
One To Four Family Mortgage Loans [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 314,778 278,621
Other Real Estate Mortgage Loans [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 443,245 391,396
Residential Real Estate Mortgage Loans [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 1,531,455 1,380,389
Consumer Portfolio Segment [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 51,204 47,962
Performing Financing Receivable [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 3,142,504 2,849,132
Performing Financing Receivable [Member] | Commercial Financial and Agricultural Financing Receivable [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 1,381,648 1,276,935
Performing Financing Receivable [Member] | Commercial Real Estate Construction Financing Receivable [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 187,539 148,118
Performing Financing Receivable [Member] | Commercial Mortgage Loans Owner Occupied [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 772,339 708,937
Performing Financing Receivable [Member] | One To Four Family Mortgage Loans [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 308,681 276,725
Performing Financing Receivable [Member] | Other Real Estate Mortgage Loans [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 441,766 391,153
Performing Financing Receivable [Member] | Residential Real Estate Mortgage Loans [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 1,522,786 1,376,815
Performing Financing Receivable [Member] | Consumer Portfolio Segment [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 50,531 47,264
Nonperforming Financing Receivable [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 17,268 9,736
Nonperforming Financing Receivable [Member] | Commercial Financial and Agricultural Financing Receivable [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 959 1,714
Nonperforming Financing Receivable [Member] | Commercial Real Estate Construction Financing Receivable [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 6,967 3,750
Nonperforming Financing Receivable [Member] | Commercial Mortgage Loans Owner Occupied [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 1,093 1,435
Nonperforming Financing Receivable [Member] | One To Four Family Mortgage Loans [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 6,097 1,896
Nonperforming Financing Receivable [Member] | Other Real Estate Mortgage Loans [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 1,479 243
Nonperforming Financing Receivable [Member] | Residential Real Estate Mortgage Loans [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans 8,669 3,574
Nonperforming Financing Receivable [Member] | Consumer Portfolio Segment [Member]
   
Financing Receivable Recorded Investment [Line Items]    
Loans $ 673 $ 698