EARNINGS PER SHARE (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Shares
Basic (in shares)	16,536	16,147
Effect of dilutive stock options (in shares)	723	128
Diluted (in shares)	17,259	16,275
Per Share Amount
Basic (in dollars per share)	$ 0.20	$ 0.26
Effect of dilutive stock options (in dollars per share)	$ (0.01)
Diluted (in dollars per share)	$ 0.19	$ 0.26
Stock options
Anti-dilutive securities
Options to purchase shares of common stock	509	1,912