XML 30 R52.htm IDEA: XBRL DOCUMENT v2.4.0.6
LOANS AND RELATED ALLOWANCE FOR LOAN LOSSES CREDIT QUALITY INDICATOR (Details) (USD $)
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2012
Minimum [Member]
Dec. 31, 2012
Real Estate Loans [Member]
Mortgages [Member]
Dec. 31, 2011
Real Estate Loans [Member]
Mortgages [Member]
Dec. 31, 2012
Real Estate Loans [Member]
Home Equity [Member]
Dec. 31, 2011
Real Estate Loans [Member]
Home Equity [Member]
Dec. 31, 2012
Consumer [Member]
Dec. 31, 2011
Consumer [Member]
Dec. 31, 2012
Pass [Member]
Dec. 31, 2011
Pass [Member]
Dec. 31, 2012
Pass [Member]
Real Estate Loans [Member]
Commercial [Member]
Dec. 31, 2011
Pass [Member]
Real Estate Loans [Member]
Commercial [Member]
Dec. 31, 2012
Pass [Member]
Real Estate Loans [Member]
Agricultural [Member]
Dec. 31, 2011
Pass [Member]
Real Estate Loans [Member]
Agricultural [Member]
Dec. 31, 2012
Pass [Member]
Real Estate Loans [Member]
Construction [Member]
Dec. 31, 2011
Pass [Member]
Real Estate Loans [Member]
Construction [Member]
Dec. 31, 2012
Pass [Member]
Other Commercial Loans [Member]
Dec. 31, 2011
Pass [Member]
Other Commercial Loans [Member]
Dec. 31, 2012
Pass [Member]
Other Agricultural Loans [Member]
Dec. 31, 2011
Pass [Member]
Other Agricultural Loans [Member]
Dec. 31, 2012
Pass [Member]
State and Political Subdivision Loans [Member]
Dec. 31, 2011
Pass [Member]
State and Political Subdivision Loans [Member]
Dec. 31, 2012
Special Mention [Member]
Dec. 31, 2011
Special Mention [Member]
Dec. 31, 2012
Special Mention [Member]
Real Estate Loans [Member]
Commercial [Member]
Dec. 31, 2011
Special Mention [Member]
Real Estate Loans [Member]
Commercial [Member]
Dec. 31, 2012
Special Mention [Member]
Real Estate Loans [Member]
Agricultural [Member]
Dec. 31, 2011
Special Mention [Member]
Real Estate Loans [Member]
Agricultural [Member]
Dec. 31, 2012
Special Mention [Member]
Real Estate Loans [Member]
Construction [Member]
Dec. 31, 2011
Special Mention [Member]
Real Estate Loans [Member]
Construction [Member]
Dec. 31, 2012
Special Mention [Member]
Other Commercial Loans [Member]
Dec. 31, 2011
Special Mention [Member]
Other Commercial Loans [Member]
Dec. 31, 2012
Special Mention [Member]
Other Agricultural Loans [Member]
Dec. 31, 2011
Special Mention [Member]
Other Agricultural Loans [Member]
Dec. 31, 2012
Special Mention [Member]
State and Political Subdivision Loans [Member]
Dec. 31, 2011
Special Mention [Member]
State and Political Subdivision Loans [Member]
Dec. 31, 2012
Substandard [Member]
Dec. 31, 2011
Substandard [Member]
Dec. 31, 2012
Substandard [Member]
Real Estate Loans [Member]
Commercial [Member]
Dec. 31, 2011
Substandard [Member]
Real Estate Loans [Member]
Commercial [Member]
Dec. 31, 2012
Substandard [Member]
Real Estate Loans [Member]
Agricultural [Member]
Dec. 31, 2011
Substandard [Member]
Real Estate Loans [Member]
Agricultural [Member]
Dec. 31, 2012
Substandard [Member]
Real Estate Loans [Member]
Construction [Member]
Dec. 31, 2011
Substandard [Member]
Real Estate Loans [Member]
Construction [Member]
Dec. 31, 2012
Substandard [Member]
Other Commercial Loans [Member]
Dec. 31, 2011
Substandard [Member]
Other Commercial Loans [Member]
Dec. 31, 2012
Substandard [Member]
Other Agricultural Loans [Member]
Dec. 31, 2011
Substandard [Member]
Other Agricultural Loans [Member]
Dec. 31, 2012
Substandard [Member]
State and Political Subdivision Loans [Member]
Dec. 31, 2011
Substandard [Member]
State and Political Subdivision Loans [Member]
Dec. 31, 2012
Doubtful [Member]
Dec. 31, 2011
Doubtful [Member]
Dec. 31, 2012
Doubtful [Member]
Real Estate Loans [Member]
Commercial [Member]
Dec. 31, 2011
Doubtful [Member]
Real Estate Loans [Member]
Commercial [Member]
Dec. 31, 2012
Doubtful [Member]
Real Estate Loans [Member]
Agricultural [Member]
Dec. 31, 2011
Doubtful [Member]
Real Estate Loans [Member]
Agricultural [Member]
Dec. 31, 2012
Doubtful [Member]
Real Estate Loans [Member]
Construction [Member]
Dec. 31, 2011
Doubtful [Member]
Real Estate Loans [Member]
Construction [Member]
Dec. 31, 2012
Doubtful [Member]
Other Commercial Loans [Member]
Dec. 31, 2011
Doubtful [Member]
Other Commercial Loans [Member]
Dec. 31, 2012
Doubtful [Member]
Other Agricultural Loans [Member]
Dec. 31, 2011
Doubtful [Member]
Other Agricultural Loans [Member]
Dec. 31, 2012
Doubtful [Member]
State and Political Subdivision Loans [Member]
Dec. 31, 2011
Doubtful [Member]
State and Political Subdivision Loans [Member]
Dec. 31, 2012
Loss [Member]
Dec. 31, 2011
Loss [Member]
Dec. 31, 2012
Loss [Member]
Real Estate Loans [Member]
Commercial [Member]
Dec. 31, 2011
Loss [Member]
Real Estate Loans [Member]
Commercial [Member]
Dec. 31, 2012
Loss [Member]
Real Estate Loans [Member]
Agricultural [Member]
Dec. 31, 2011
Loss [Member]
Real Estate Loans [Member]
Agricultural [Member]
Dec. 31, 2012
Loss [Member]
Real Estate Loans [Member]
Construction [Member]
Dec. 31, 2011
Loss [Member]
Real Estate Loans [Member]
Construction [Member]
Dec. 31, 2012
Loss [Member]
Other Commercial Loans [Member]
Dec. 31, 2011
Loss [Member]
Other Commercial Loans [Member]
Dec. 31, 2012
Loss [Member]
Other Agricultural Loans [Member]
Dec. 31, 2011
Loss [Member]
Other Agricultural Loans [Member]
Dec. 31, 2012
Loss [Member]
State and Political Subdivision Loans [Member]
Dec. 31, 2011
Loss [Member]
State and Political Subdivision Loans [Member]
Dec. 31, 2012
Internally Assigned Grade [Member]
Dec. 31, 2011
Internally Assigned Grade [Member]
Dec. 31, 2012
Internally Assigned Grade [Member]
Real Estate Loans [Member]
Commercial [Member]
Dec. 31, 2011
Internally Assigned Grade [Member]
Real Estate Loans [Member]
Commercial [Member]
Dec. 31, 2012
Internally Assigned Grade [Member]
Real Estate Loans [Member]
Agricultural [Member]
Dec. 31, 2011
Internally Assigned Grade [Member]
Real Estate Loans [Member]
Agricultural [Member]
Dec. 31, 2012
Internally Assigned Grade [Member]
Real Estate Loans [Member]
Construction [Member]
Dec. 31, 2011
Internally Assigned Grade [Member]
Real Estate Loans [Member]
Construction [Member]
Dec. 31, 2012
Internally Assigned Grade [Member]
Other Commercial Loans [Member]
Dec. 31, 2011
Internally Assigned Grade [Member]
Other Commercial Loans [Member]
Dec. 31, 2012
Internally Assigned Grade [Member]
Other Agricultural Loans [Member]
Dec. 31, 2011
Internally Assigned Grade [Member]
Other Agricultural Loans [Member]
Dec. 31, 2012
Internally Assigned Grade [Member]
State and Political Subdivision Loans [Member]
Dec. 31, 2011
Internally Assigned Grade [Member]
State and Political Subdivision Loans [Member]
Dec. 31, 2012
Performing [Member]
Dec. 31, 2011
Performing [Member]
Dec. 31, 2012
Performing [Member]
Real Estate Loans [Member]
Mortgages [Member]
Dec. 31, 2011
Performing [Member]
Real Estate Loans [Member]
Mortgages [Member]
Dec. 31, 2012
Performing [Member]
Real Estate Loans [Member]
Home Equity [Member]
Dec. 31, 2011
Performing [Member]
Real Estate Loans [Member]
Home Equity [Member]
Dec. 31, 2012
Performing [Member]
Consumer [Member]
Dec. 31, 2011
Performing [Member]
Consumer [Member]
Dec. 31, 2012
Nonperforming [Member]
Dec. 31, 2011
Nonperforming [Member]
Dec. 31, 2012
Nonperforming [Member]
Real Estate Loans [Member]
Mortgages [Member]
Dec. 31, 2011
Nonperforming [Member]
Real Estate Loans [Member]
Mortgages [Member]
Dec. 31, 2012
Nonperforming [Member]
Real Estate Loans [Member]
Home Equity [Member]
Dec. 31, 2011
Nonperforming [Member]
Real Estate Loans [Member]
Home Equity [Member]
Dec. 31, 2012
Nonperforming [Member]
Consumer [Member]
Dec. 31, 2011
Nonperforming [Member]
Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]                                                                                                                                                                                                                          
Percentage of dollar volume of commercial loan portfolio to be reviewed, minimum (in hundredths)     60.00%                                                                                                                                                                                                                    
Amount over which all relationships to be reviewed, minimum     $ 500,000                                                                                                                                                                                                                    
Amount which is 90 days past due to be reviewed for all aggregate loan relationships, minimum     100,000                                                                                                                                                                                                                    
Financing Receivable by credit exposure [Abstract]                                                                                                                                                                                                                          
Total $ 188,639,000 $ 194,780,000   $ 106,548,000 $ 102,711,000 $ 71,532,000 $ 81,323,000 $ 10,559,000 $ 10,746,000 $ 277,785,000 $ 254,366,000 $ 149,892,000 $ 138,409,000 $ 13,690,000 $ 14,628,000 $ 12,011,000 $ 8,481,000 $ 39,239,000 $ 34,606,000 $ 4,833,000 $ 4,509,000 $ 58,120,000 $ 53,733,000 $ 11,417,000 $ 15,796,000 $ 7,616,000 $ 10,372,000 $ 2,386,000 $ 2,412,000 $ 0 $ 0 $ 826,000 $ 2,203,000 $ 589,000 $ 809,000 $ 0 $ 0 $ 24,547,000 $ 22,550,000 $ 19,127,000 $ 17,045,000 $ 1,939,000 $ 2,184,000 $ 0 $ 0 $ 1,555,000 $ 921,000 $ 838,000 $ 1,234,000 $ 1,088,000 $ 1,166,000 $ 75,000 $ 17,000 $ 75,000 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 17,000 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 313,824,000 $ 292,729,000 $ 176,710,000 $ 165,826,000 $ 18,015,000 $ 19,224,000 $ 12,011,000 $ 8,481,000 $ 41,620,000 $ 37,747,000 $ 6,260,000 $ 6,552,000 $ 59,208,000 $ 54,899,000 $ 187,640,000 $ 194,127,000 $ 105,822,000 $ 102,238,000 $ 71,263,000 $ 81,143,000 $ 10,555,000 $ 10,746,000 $ 999,000 $ 653,000 $ 726,000 $ 473,000 $ 269,000 $ 180,000 $ 4,000 $ 0