Annual report pursuant to Section 13 and 15(d)

Analysis Of Troubled Debt Restructuring (Detail)

v2.4.0.6
Analysis Of Troubled Debt Restructuring (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Statement [Line Items]    
Number of Contracts 26 6
Pre- Modification Outstanding Recorded Investment $ 9,513 $ 4,485
Post- Modification Outstanding Recorded Investment 9,513 4,485
Number of Contracts 3 0
Recorded Investment 2,786 0
Commercial Financial and Agricultural Financing Receivable [Member]
    
Statement [Line Items]    
Number of Contracts 2 2
Pre- Modification Outstanding Recorded Investment 1,168 1,369
Post- Modification Outstanding Recorded Investment 1,168 1,369
Number of Contracts 0 0
Recorded Investment 0 0
Commercial Real Estate Construction Financing Receivable [Member]
    
Statement [Line Items]    
Number of Contracts 15 0
Pre- Modification Outstanding Recorded Investment 3,213 0
Post- Modification Outstanding Recorded Investment 3,213 0
Number of Contracts 0 0
Recorded Investment 0 0
Commercial Mortgage Loans Owner Occupied [Member]
    
Statement [Line Items]    
Number of Contracts 3 3
Pre- Modification Outstanding Recorded Investment 3,121 2,785
Post- Modification Outstanding Recorded Investment 3,121 2,785
Number of Contracts 3 0
Recorded Investment 2,786 0
One To Four Family Mortgage Loans [Member]
    
Statement [Line Items]    
Number of Contracts 5 0
Pre- Modification Outstanding Recorded Investment 1,709 0
Post- Modification Outstanding Recorded Investment 1,709 0
Number of Contracts 0 0
Recorded Investment 0 0
Other Real Estate Mortgage Loans [Member]
    
Statement [Line Items]    
Number of Contracts 1 1
Pre- Modification Outstanding Recorded Investment 302 331
Post- Modification Outstanding Recorded Investment 302 331
Number of Contracts 0 0
Recorded Investment 0 0
Residential Real Estate Mortgage Loans [Member]
    
Statement [Line Items]    
Number of Contracts 9 4
Pre- Modification Outstanding Recorded Investment 5,132 3,116
Post- Modification Outstanding Recorded Investment 5,132 3,116
Number of Contracts 3 0
Recorded Investment 2,786 0
Consumer Portfolio Segment [Member]
    
Statement [Line Items]    
Number of Contracts 0 0
Pre- Modification Outstanding Recorded Investment 0 0
Post- Modification Outstanding Recorded Investment 0 0
Number of Contracts 0 0
Recorded Investment $ 0 $ 0