MORTGAGE SERVICING RIGHTS - Changes in mortgage servicing rights (Details) - Changes in mortgage servicing rights - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Mortgage Servicing Rights
Balance, beginning of period	$ 599	$ 838	$ 694	$ 980
Originated	22	(17)	124	5
Amortization (1)	(85)	(56)	(282)	(220)
Balance, end of period	536	765	536	765
Valuation Allowance
Balance, beginning of period	(2)	(1)	1	(15)
Decrease (increase) in impairment reserve (1)	1	$ 1	(2)	$ 15
Balance, end of period	(1)		(1)
Loan servicing rights, net	$ 535	$ 765	$ 535	$ 765