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EARNINGS PER SHARE (Details 2)	12 Months Ended
EARNINGS PER SHARE (Details 2)	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Common stock issuable under ESPP
Effect of anti-dilutive securities
Antidilutive securities excluded from diluted weighted-average shares outstanding (in shares)	107	161
Stock options
Effect of anti-dilutive securities
Due to the loss from continuing operations antidilutive securities excluded from diluted weighted average shares outstanding (in shares)	0	0	543,088
Antidilutive securities excluded from diluted weighted-average shares outstanding (in shares)	3,771,305	2,744,910	314,236
Restricted common stock
Effect of anti-dilutive securities
Antidilutive securities excluded from diluted weighted-average shares outstanding (in shares)	0	0	397,641

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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