STOCKHOLDERS' EQUITY, Stock Option Plans (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Contractual weighted-average lives of outstanding options at various prices [Abstract]
Weighted-Average Remaining Contractual Life	8 years 2 months 12 days
Weighted-Average Remaining Contractual Life	5 years 8 months 12 days
Total outstanding, Options (in shares)	291,000	211,500	111,500	89,500
Total exercisable, Options (in shares)	62,836
Total outstanding, Weighted-average price (in dollars per share)	$ 16.18	$ 15.41	$ 22.57	$ 30.32
Total exercisable, Weighted-average price (in dollars per share)	$ 21.92
10.00 - $14.00 [Member]
Contractual weighted-average lives of outstanding options at various prices [Abstract]
From (in dollars per share)	$ 10.00
To (in dollars per share)	$ 14.00
Outstanding shares (in shares)	140,000
Weighted-Average Remaining Contractual Life	8 years 2 months 12 days
Weighted-average exercise price (in dollars per share)	$ 12.01
Exercisable shares (in shares)	30,002
Weighted-Average Remaining Contractual Life	8 years 3 months 18 days
Weighted-average exercise price (in dollars per share)	$ 12.68
14.01 - $20.00 [Member]
Contractual weighted-average lives of outstanding options at various prices [Abstract]
From (in dollars per share)	$ 14.01
To (in dollars per share)	$ 20.00
Outstanding shares (in shares)	121,500
Weighted-Average Remaining Contractual Life	9 years 6 months
Weighted-average exercise price (in dollars per share)	$ 17.12
Exercisable shares (in shares)	3,334
Weighted-Average Remaining Contractual Life	8 years 8 months 12 days
Weighted-average exercise price (in dollars per share)	$ 14.97
20.01 - $30.00 [Member]
Contractual weighted-average lives of outstanding options at various prices [Abstract]
From (in dollars per share)	$ 20.01
To (in dollars per share)	$ 30.00
Outstanding shares (in shares)	5,000
Weighted-Average Remaining Contractual Life	5 years 1 month 6 days
Weighted-average exercise price (in dollars per share)	$ 28.30
Exercisable shares (in shares)	5,000
Weighted-Average Remaining Contractual Life	5 years 1 month 6 days
Weighted-average exercise price (in dollars per share)	$ 28.30
30.01 - $40.00 [Member]
Contractual weighted-average lives of outstanding options at various prices [Abstract]
From (in dollars per share)	$ 30.01
To (in dollars per share)	$ 40.00
Outstanding shares (in shares)	24,500
Weighted-Average Remaining Contractual Life	2 years 3 months 18 days
Weighted-average exercise price (in dollars per share)	$ 32.87
Exercisable shares (in shares)	24,500
Weighted-Average Remaining Contractual Life	2 years 3 months 18 days
Weighted-average exercise price (in dollars per share)	$ 32.87