MORTGAGE SERVICING RIGHTS - Changes in mortgage servicing rights (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Loan Servicing Rights
Balance, beginning of period	$ 875	$ 701	$ 772	$ 683
Originated	128	29	308	105
Amortization (1)	(86)	(56)	(164)	(114)
Balance, end of period	917	674	916	674
Valuation Allowance
Balance, beginning of period	(114)	(8)	(22)	(10)
(Increase) decrease in impairment reserve (1)	(10)	(17)	(101)	(15)
Balance, end of period	(124)	(25)	(123)	(25)
Loan servicing rights, net	$ 793	$ 649	$ 793	$ 649