FAIR VALUE (Details 5) (Level 3, USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012
Appraisals | Minimum
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	0.00%
Appraisals | Maximum
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	50.00%
Non-recurring basis | Commercial & Industrial | Liquidation value of inventory | Minimum
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	25.00%
Non-recurring basis | Commercial & Industrial | Liquidation value of inventory | Maximum
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	100.00%
Non-recurring basis | Commercial & Industrial | Liquidation value of inventory | Weighted Average
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	35.00%
Non-recurring basis | Farm real estate | Sales comparison approach | Minimum
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	30.00%
Non-recurring basis | Farm real estate | Sales comparison approach | Maximum
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	30.00%
Non-recurring basis | Construction and development | Sales comparison approach | Minimum
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	0.00%
Non-recurring basis | Construction and development | Sales comparison approach | Maximum
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	60.00%
Non-recurring basis | Construction and development | Sales comparison approach | Weighted Average
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	26.00%
Non-recurring basis | Other commercial real estate | Sales comparison approach, income approach | Minimum
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	0.00%
Non-recurring basis | Other commercial real estate | Sales comparison approach, income approach | Maximum
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	50.00%
Non-recurring basis | Other commercial real estate | Sales comparison approach, income approach | Weighted Average
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	32.00%
Non-recurring basis | Impaired Loans
Quantitative information about level 3 fair value measurements for financial instruments measured at fair value
Fair Value	10,062
Non-recurring basis | Impaired Loans | Commercial & Industrial | Liquidation value of inventory
Quantitative information about level 3 fair value measurements for financial instruments measured at fair value
Fair Value	1,194
Non-recurring basis | Impaired Loans | Farm real estate | Sales comparison approach
Quantitative information about level 3 fair value measurements for financial instruments measured at fair value
Fair Value	315
Non-recurring basis | Impaired Loans | Construction and development | Sales comparison approach
Quantitative information about level 3 fair value measurements for financial instruments measured at fair value
Fair Value	1,096
Non-recurring basis | Impaired Loans | Other commercial real estate | Sales comparison approach, income approach
Quantitative information about level 3 fair value measurements for financial instruments measured at fair value
Fair Value	7,457
Non-recurring basis | Other real estate owned
Quantitative information about level 3 fair value measurements for financial instruments measured at fair value
Fair Value	4,022
Non-recurring basis | Other real estate owned | Construction and development | Sales comparison approach
Quantitative information about level 3 fair value measurements for financial instruments measured at fair value
Fair Value	2,897
Non-recurring basis | Other real estate owned | Construction and development | Sales comparison approach | Minimum
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	0.00%
Non-recurring basis | Other real estate owned | Construction and development | Sales comparison approach | Maximum
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	36.00%
Non-recurring basis | Other real estate owned | Construction and development | Sales comparison approach | Weighted Average
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	24.00%
Non-recurring basis | Other real estate owned | Other real estate | Sales comparison approach
Quantitative information about level 3 fair value measurements for financial instruments measured at fair value
Fair Value	1,125
Non-recurring basis | Other real estate owned | Other real estate | Sales comparison approach | Minimum
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	10.00%
Non-recurring basis | Other real estate owned | Other real estate | Sales comparison approach | Maximum
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	18.00%
Non-recurring basis | Other real estate owned | Other real estate | Sales comparison approach | Weighted Average
Unobservable Inputs
Adjustment for differences between comparable sales, type of property, current status of property (as a percent)	15.00%