SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 7) (USD $)	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Shares
Basic (in shares)									16,301,824	16,140,078	16,138,158
Effect of dilutive stock options (in shares)									642,000	110,000	93,000
Diluted (in shares)									16,943,925	16,250,088	16,231,325
Per Share Amount
Basic (in dollars per share)	$ 0.12	$ 0.34	$ 0.38	$ 0.26	$ 0.08	$ 0.26	$ 0.11	$ 0.10	$ 1.10	$ 0.55	$ 0.35
Effect of dilutive stock options (in dollars per share)									$ (0.04)
Diluted (in dollars per share)	$ 0.12	$ 0.32	$ 0.37	$ 0.26	$ 0.08	$ 0.26	$ 0.11	$ 0.10	$ 1.06	$ 0.55	$ 0.35
Stock options
Anti-dilutive securities
Options to purchase shares of common stock									418,071,000	1,518,000	1,720,000
Exercise prices, low end of range (in dollars per share)									$ 21.65	$ 11.00	$ 10.43
Exercise prices, high end of range (in dollars per share)									$ 29.00	$ 29.00	$ 29.00