SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 2) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Servicing Assets
Servicing fees	$ 1,864	$ 2,104	$ 1,890
Mortgage Banking Derivatives
Income related to derivatives	$ 1,740	$ 40	$ 144
Buildings | Minimum
Premises and equipment
Useful lives	30 years
Buildings | Maximum
Premises and equipment
Useful lives	39 years
Related components | Minimum
Premises and equipment
Useful lives	5 years
Related components | Maximum
Premises and equipment
Useful lives	15 years
Furniture, fixtures and equipment | Minimum
Premises and equipment
Useful lives	3 years
Furniture, fixtures and equipment | Maximum
Premises and equipment
Useful lives	10 years