PENSION PLAN (Details 2) (Pension Benefits, USD $)							12 Months Ended		12 Months Ended														12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2012 Significant Observable Inputs (Level 2)	Dec. 31, 2011 Significant Observable Inputs (Level 2)	Dec. 31, 2011 Money market funds	Dec. 31, 2011 Money market funds Significant Observable Inputs (Level 2)	Dec. 31, 2012 Equity securities	Dec. 31, 2011 Equity securities	Dec. 31, 2012 U.S. large-cap value	Dec. 31, 2011 U.S. large-cap value	Dec. 31, 2012 U.S. large-cap value Significant Observable Inputs (Level 2)	Dec. 31, 2011 U.S. large-cap value Significant Observable Inputs (Level 2)	Dec. 31, 2012 U.S. mid-cap blend	Dec. 31, 2011 U.S. mid-cap blend	Dec. 31, 2012 U.S. mid-cap blend Significant Observable Inputs (Level 2)	Dec. 31, 2011 U.S. mid-cap blend Significant Observable Inputs (Level 2)	Dec. 31, 2012 U.S. small-cap growth	Dec. 31, 2011 U.S. small-cap growth	Dec. 31, 2012 U.S. small-cap growth Significant Observable Inputs (Level 2)	Dec. 31, 2011 U.S. small-cap growth Significant Observable Inputs (Level 2)	Dec. 31, 2012 Pooled fixed income	Dec. 31, 2011 Pooled fixed income	Dec. 31, 2012 Pooled fixed income Significant Observable Inputs (Level 2)	Dec. 31, 2011 Pooled fixed income Significant Observable Inputs (Level 2)
Pension Plan
Target allocation (as a percent)							20.00%		60.00%	60.00%													40.00%	20.00%
Fair value of plan assets	$ 987,000	$ 849,000	$ 875,000	$ 789,000	$ 987,000	$ 849,000	$ 183,000	$ 183,000			$ 194,000	$ 167,000	$ 194,000	$ 167,000	$ 196,000	$ 166,000	$ 196,000	$ 166,000	$ 197,000	$ 168,000	$ 197,000	$ 168,000	$ 400,000	$ 165,000	$ 400,000	$ 165,000
Expected contribution to the plan in the next fiscal year	90,000
Benefit payments expected to be paid
2013	25,000
2014	40,000
2015	41,000
2016	55,000
2017	62,000
2018-2022	$ 403,000