ACCOUNTING FOR STOCK BASED COMPENSATION (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]
Total options granted (in shares)	0	0	0	24,440
Estimated value on date of grant (in dollars per share)	$ 0	$ 0	$ 0	$ 4.09
Price methodology utilized		0		Black- Scholes
Expected life				6 years 6 months 11 days
Interest rate (in hundredths)	0.00%	0.00%	0.00%	1.21%
Volatility (in hundredths)	0.00%	0.00%	0.00%	45.17%
Dividend yield (in hundredths)	0.00%	0.00%	0.00%	4.04%
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding - beginning of period (in shares)	2,273,733	2,830,302	2,456,137	2,893,760
Options granted (in shares)	0	0	0	24,440
Options exercised (in shares)	(493,690)	(253,182)	(671,312)	(339,693)
Options forfeited (in shares)	0	(5,625)	(4,782)	(7,012)
Options outstanding - end of period (in shares)	1,780,043	2,571,495	1,780,043	2,571,495
Intrinsic value of options exercised	$ 1,872	$ 377	$ 2,089	$ 779
Compensation expense recognized	36	73	158	236
Remaining unrecognized compensation expense	177	408	177	408
Intrinsic value of outstanding options at period end	2,447	1,528	2,447	1,528
Intrinsic value of vested options at period end	2,347	1,293	2,347	1,293
Weighted average exercise price of vested options - end of period	$ 16.53	$ 15.65	$ 16.53	$ 15.65
Restricted stock awards, Nonvested, Number of Shares [Roll Forward]
Compensation recorded to expense	36	73	158	236
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense recognized	499	471	1,511	1,370
Restricted stock awards, Nonvested, Number of Shares [Roll Forward]
Unvested allocated shares - beginning of period (in shares)	318,314	328,003	328,003	324,454
Shares granted (in shares)	0	0	145,925	141,289
Shares vested (in shares)	0	0	(155,614)	(135,369)
Shares forfeited (in shares)	0	0	0	(2,371)
Unvested allocated shares - end of period (in shares)	318,314	328,003	318,314	328,003
Compensation recorded to expense	$ 499	$ 471	$ 1,511	$ 1,370