FAIR VALUE MEASUREMENT (Summary of Assets Measured at Fair Value on Non Recurring Basis) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Observable Market Data (Level 2)
Assets:
Mortgage servicing rights	$ 1,316	$ 879
Fair Value, Measurements, Nonrecurring
Assets:
Collateral-dependent impaired loans	7,998	9,183
Other real estate owned	2,155	1,313
Mortgage servicing rights	1,316	879
Fair Value, Measurements, Nonrecurring | Observable Market Data (Level 2)
Assets:
Mortgage servicing rights	1,316	879
Fair Value, Measurements, Nonrecurring | Company Determined Fair Value (Level 3)
Assets:
Collateral-dependent impaired loans	7,998	9,183
Other real estate owned	$ 2,155	$ 1,313