STOCK COMPENSATION PLANS (NQSO Oustanding) (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2012 Stock Options [Member]	Dec. 31, 2011 Stock Options [Member]	Dec. 31, 2010 Stock Options [Member]	Dec. 31, 2009 Stock Options [Member]	Dec. 31, 2012 Stock Options [Member] Year of Grant 2005 [Member]	Dec. 31, 2012 Stock Options [Member] Year of Grant 2006 [Member]	Dec. 31, 2012 Stock Options [Member] Year of Grant 2007 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
NQSO's outstanding at end of year, weighted average exercise price (in dollars per share)		$ 17.90	$ 16.56	$ 15.50	$ 15.40	$ 10.05	$ 13.29	$ 18.38
NQSO's outstanding		356,437	539,450	728,688	854,717	6,599	23,233	326,605
Options Outstanding, Remaining Contractual Life (in years)						2.1 years	3.1 years	4.1-4.8 years
Options exercisable at year-end, weighted average exercise price (in dollars per share)		$ 17.90	$ 16.56	$ 15.50		$ 10.05	$ 13.29	$ 18.38
Options exercisable at year-end (in shares)		356,437	539,450	728,688		6,599	23,233	326,605
Options Exercisable, Weighted Average Remaining Contractual Life (years)	4 years 6 months
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term	4 years 6 months
Options Outstanding, Intrinsic Value	$ 166,066
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value	$ 166,066