XML 106 R80.htm IDEA: XBRL DOCUMENT v2.4.0.6
FAIR VALUES OF FINANCIAL INSTRUMENTS (Valuation Methodology and Unobservable Inputs for Level 3 Assets) (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Dec. 31, 2012
Non-Recurring [Member]
Dec. 31, 2011
Non-Recurring [Member]
Dec. 31, 2012
Commercial and Industrial Loans [Member]
Non-Recurring [Member]
Dec. 31, 2012
Commercial and Industrial Loans [Member]
Non-Recurring [Member]
Minimum [Member]
Dec. 31, 2012
Commercial and Industrial Loans [Member]
Non-Recurring [Member]
Maximum [Member]
Dec. 31, 2012
Commercial and Industrial Loans [Member]
Non-Recurring [Member]
Weighted Average [Member]
Dec. 31, 2012
Commercial Real Estate and Multi-Family Residential Loans [Member]
Non-Recurring [Member]
Dec. 31, 2012
Commercial Real Estate and Multi-Family Residential Loans [Member]
Non-Recurring [Member]
Minimum [Member]
Dec. 31, 2012
Commercial Real Estate and Multi-Family Residential Loans [Member]
Non-Recurring [Member]
Maximum [Member]
Dec. 31, 2012
Commercial Real Estate and Multi-Family Residential Loans [Member]
Non-Recurring [Member]
Weighted Average [Member]
Dec. 31, 2012
Agri-business and Agricultural Loans [Member]
Non-Recurring [Member]
Dec. 31, 2012
Agri-business and Agricultural Loans [Member]
Non-Recurring [Member]
Weighted Average [Member]
Dec. 31, 2012
Consumer 1-4 Family Mortgage Loans [Member]
Non-Recurring [Member]
Dec. 31, 2012
Consumer 1-4 Family Mortgage Loans [Member]
Non-Recurring [Member]
Minimum [Member]
Dec. 31, 2012
Consumer 1-4 Family Mortgage Loans [Member]
Non-Recurring [Member]
Maximum [Member]
Dec. 31, 2012
Consumer 1-4 Family Mortgage Loans [Member]
Non-Recurring [Member]
Weighted Average [Member]
Dec. 31, 2012
Other Consumer [Member]
Non-Recurring [Member]
Dec. 31, 2011
Other Consumer [Member]
Non-Recurring [Member]
Dec. 31, 2012
Other Consumer [Member]
Non-Recurring [Member]
Minimum [Member]
Dec. 31, 2012
Other Consumer [Member]
Non-Recurring [Member]
Maximum [Member]
Dec. 31, 2012
Other Consumer [Member]
Non-Recurring [Member]
Weighted Average [Member]
Dec. 31, 2012
Mortgage Servicing Rights [Member]
Non-Recurring [Member]
Dec. 31, 2012
Mortgage Servicing Rights [Member]
Non-Recurring [Member]
Minimum [Member]
Dec. 31, 2012
Mortgage Servicing Rights [Member]
Non-Recurring [Member]
Maximum [Member]
Dec. 31, 2012
Mortgage Servicing Rights [Member]
Non-Recurring [Member]
Weighted Average [Member]
Dec. 31, 2012
Other Real Estate Owned [Member]
Non-Recurring [Member]
Dec. 31, 2012
Other Real Estate Owned [Member]
Non-Recurring [Member]
Weighted Average [Member]
Valuation Methodology and Unobservable Inputs For Level 3 Assets Measured At Fair Value [Line Items]                                                              
Impaired loans $ 0 $ 0     $ 29,364 $ 43,980 $ 3,980       $ 24,560       $ 268   $ 510       $ 46 $ 0                  
Mortgage servicing rights 2,184 2,098 2,390 2,136 1,906 1,734                                                  
Other real estate owned $ 0 $ 0     $ 75 $ 730                                                  
Valuation Technique             Collateral based measurements       Collateral based measurements       Collateral based measurements   Collateral based measurements       Collateral based measurements         Discounted cash flows       Appraisals  
Unobservable Inputs             Discount to reflect current market conditions and ultimate collectability       Discount to reflect current market conditions and ultimate collectability       Discount to reflect current market conditions and ultimate collectability   Discount to reflect current market conditions and ultimate collectability       Discount to reflect current market conditions and ultimate collectability         Discount rate       Discount to reflect current market conditions  
Range of Inputs (Average) (in hundredths)               10.00% 99.00% 35.00%   4.00% 57.00% 23.00%   19.00%   8.00% 100.00% 39.00%     29.00% 100.00% 40.00%   9.10% 9.50% 9.20%   49.00%