FAIR VALUE MEASUREMENT Quantitative Information about Level 3 Fair Value Measurements (Details) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Level 3 Non-Recurring Items [Line Items]
Fair Value Assets Measured on a Non-Recurring Basis using Level 3 Inputs		$ 3,215,000
Other Real Estate Owned- Fair Value [Member]
Level 3 Non-Recurring Items [Line Items]
Fair Value Assets Measured on a Non-Recurring Basis using Level 3 Inputs	3,072,000
Fair Value- Total Impaired Loans [member] [Member]
Level 3 Non-Recurring Items [Line Items]
Fair Value Assets Measured on a Non-Recurring Basis using Level 3 Inputs	24,760,000	22,696,000
Servicing Contracts [Member]
Level 3 Non-Recurring Items [Line Items]
Fair Value Assets Measured on a Non-Recurring Basis using Level 3 Inputs	41,000	46,000
Significant unobservable input value	3.74	3.06
Servicing rights-cost to service [Member]
Level 3 Non-Recurring Items [Line Items]
Significant unobservable input value	0.0550	0.0550
Servicing rights- investor yield [Member]
Level 3 Non-Recurring Items [Line Items]
Significant unobservable input value	0.0900	0.0900
Fair Value of Assets Measured on a Non-Recurring Basis [Domain]
Level 3 Non-Recurring Items [Line Items]
Fair Value Assets Measured on a Non-Recurring Basis using Level 3 Inputs	27,873,000	25,957,000
Minimum [Member]
Level 3 Non-Recurring Items [Line Items]
Significant unobservable input value		0.06
Minimum [Member] | Other Real Estate Owned- Fair Value [Member]
Level 3 Non-Recurring Items [Line Items]
Significant unobservable input value	0.06
Minimum [Member] | Fair Value- Total Impaired Loans [member] [Member]
Level 3 Non-Recurring Items [Line Items]
Significant unobservable input value	0.06	0.06
Maximum [Member]
Level 3 Non-Recurring Items [Line Items]
Significant unobservable input value	$ 0.20	$ 0.20