STOCK-BASED COMPENSATION (Details 1) (USD $)	3 Months Ended	12 Months Ended
	Mar. 31, 2013	Dec. 31, 2012
Number Outstanding March 31, 2013 (in shares)	233,540	236,059
Weighted Average Remaining Contractual Life (in years)	1 year	1 year
Weighted Average Exercise Price (in dollars per share)	$ 18.55	$ 18.49
Option Exercisable One [Member]
Number Outstanding March 31, 2013 (in shares)	49,340
Weighted Average Remaining Contractual Life (in years)	1 year
Weighted Average Exercise Price (in dollars per share)	$ 12.94
Option Exercisable Two [Member]
Number Outstanding March 31, 2013 (in shares)	82,651
Weighted Average Remaining Contractual Life (in years)	2 years
Weighted Average Exercise Price (in dollars per share)	$ 15.89
Option Exercisable Three [Member]
Number Outstanding March 31, 2013 (in shares)	80,138
Weighted Average Remaining Contractual Life (in years)	3 years
Weighted Average Exercise Price (in dollars per share)	$ 22.29
Option Exercisable Four [Member]
Number Outstanding March 31, 2013 (in shares)	21,411
Weighted Average Remaining Contractual Life (in years)	5 years
Weighted Average Exercise Price (in dollars per share)	$ 27.70