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NET LOSS PER SHARE - Anti-Dilutive Awards Excluded from Calculation (Details) - shares		3 Months Ended		6 Months Ended
	May 01, 2018	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Anti-dilutive Securities Excluded from Calculation of Earnings Per Share
Common stock dividend declared, percentage of shares outstanding	5.00%
Weighted Average
Anti-dilutive Securities Excluded from Calculation of Earnings Per Share
Weighted average number of securities excluded from calculation		538,687	819,838	602,603	797,329
Stock options
Anti-dilutive Securities Excluded from Calculation of Earnings Per Share
Weighted average number of securities excluded from calculation		87,497	254,348	87,497	272,492
Restricted stock units
Anti-dilutive Securities Excluded from Calculation of Earnings Per Share
Weighted average number of securities excluded from calculation		451,190	499,516	498,704	456,688
Restricted stock awards
Anti-dilutive Securities Excluded from Calculation of Earnings Per Share
Weighted average number of securities excluded from calculation			65,974	16,402	68,149

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- Definition

The percentage of common stock declared in a stock dividend, as a percentage of outstanding shares.

+ References

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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://fasb.org/us-gaap/role/ref/legacyRef
-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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