DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Details) (Interest Rate Swap Customers, USD $) In Thousands, unless otherwise specified	9 Months Ended	12 Months Ended
	Sep. 30, 2012	Dec. 31, 2011
Interest Rate Swap Customers
Notional amount:	$ 7,500	$ 7,500
Pay fixed rate:	2.72%	2.72%
Receive variable rate:	0.39%	0.55%
Maturity	Sep. 30, 2017	Sep. 30, 2017
Unrealized gain (loss) fair value:	$ (739)	$ (576)