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NET LOSS PER SHARE - Anti-Dilutive Awards Excluded from Calculation (Details) - shares	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Weighted Average
Anti-dilutive Securities Excluded from Calculation of Earnings Per Share
Weighted average number of securities excluded from calculation	768,891	696,657
Stock options
Anti-dilutive Securities Excluded from Calculation of Earnings Per Share
Weighted average number of securities excluded from calculation	308,191	363,537
Restricted stock
Anti-dilutive Securities Excluded from Calculation of Earnings Per Share
Weighted average number of securities excluded from calculation	393,700	253,315
Non-participating restricted stock awards
Anti-dilutive Securities Excluded from Calculation of Earnings Per Share
Weighted average number of securities excluded from calculation	67,000	79,805

X

- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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+ References

No definition available.

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