FAIR VALUE MEASUREMENTS (Details 4) (USD $)						12 Months Ended					12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012 Non-recurring Total losses	Dec. 31, 2011 Non-recurring Total losses	Dec. 31, 2012 Level 3 Inputs Recurring	Dec. 31, 2012 Level 3 Inputs Recurring Pricing Model	Dec. 31, 2012 Level 3 Inputs Recurring Trading Account Security Discounted Cash Flow	Dec. 31, 2012 Level 3 Inputs Recurring Interest rate lock commitments Historical Trend	Dec. 31, 2012 Level 3 Inputs Non-recurring	Dec. 31, 2011 Level 3 Inputs Non-recurring	Dec. 31, 2012 Level 3 Inputs Non-recurring Minimum Impaired loans Fair value of collateral	Dec. 31, 2012 Level 3 Inputs Non-recurring Minimum Capitalized mortgage servicing rights Discounted Cash Flow	Dec. 31, 2012 Level 3 Inputs Non-recurring Minimum Other real estate owned Fair value of collateral	Dec. 31, 2012 Level 3 Inputs Non-recurring Maximum Impaired loans Fair value of collateral	Dec. 31, 2012 Level 3 Inputs Non-recurring Maximum Capitalized mortgage servicing rights Discounted Cash Flow	Dec. 31, 2012 Level 3 Inputs Non-recurring Maximum Other real estate owned Fair value of collateral	Dec. 31, 2012 Level 3 Inputs Non-recurring Weighted Average Impaired loans Fair value of collateral	Dec. 31, 2012 Level 3 Inputs Non-recurring Weighted Average Capitalized mortgage servicing rights Discounted Cash Flow	Dec. 31, 2012 Level 3 Inputs Non-recurring Weighted Average Other real estate owned Fair value of collateral
Quantitative information about the significant unobservable inputs within Level 3
Assets measured on recurring basis					$ 23,151,000		$ 16,893,000	$ 6,258,000
Discount Rate							2.08%					11.00%			15.50%			11.14%
Closing Ratio								93.04%
Origination Costs						2,500,000
Impaired loans			6,216,000	5,348,000					6,104,000	11,155,000
Other real estate owned	1,929,000	1,900,000	46,000	1,950,000					1,929,000	1,900,000
Capitalized mortgage servicing rights			596,000						3,198,000	3,067,000
Total Assets			6,858,000	7,298,000					11,231,000	16,122,000
Loss severity											5.24%			100.00%			42.79%
Appraised value											$ 15.7		$ 0.0	$ 1,584.0		$ 1,000.0	$ 863.8		$ 457.1
Constant prepayment rate (CPR)												13.25%			26.02%			18.41%