MORTGAGE BANKING AND LOAN SERVICING (Details 2) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Mortgage servicing assets
Balance at the beginning of the period	$ 4,000
Amortization of servicing assets	676	(45)
Balance at the end of the period	2,942	4,000
Mortgage servicing rights
Mortgage servicing assets
Balance at the beginning of the period	5,412	5,498	5,042
Servicing assets capitalized	1,578	1,257	1,748
Amortization of servicing assets	(1,964)	(1,388)	(1,424)
Change in valuation allowance	(676)	45	132
Balance at the end of the period	4,350	5,412	5,498
Valuation allowance:
Balance at the beginning of the period	449	494	626
Additions expensed	676	300
Reductions credited to operations		(345)	(132)
Balance at the end of the period	$ 1,125	$ 449	$ 494