STOCK-BASED COMPENSATION - Non-Qualified Stock Option Non-Vested Award Activity (Details) - Amended and Restated 2010 Equity Incentive Plan - Stock Option Awards	3 Months Ended
Mar. 31, 2018 USD ($) shares
Non-Vested Shares
Outstanding (in shares)	17,000
Granted (in shares)	0
Vested (in shares)	(13,600)
Outstanding (in shares)	3,400
Stock-based compensation
Fair Value of Shares Vested \| $	$ 756,432
Unrecognized compensation cost (in dollars) \| $	$ 18,000
Weighted average period of recognition of unrecognized compensation cost	3 months 18 days

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

Unrecognized cost of unvested options awarded to employees as compensation.

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- References

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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

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- Definition

Number of non-vested options outstanding.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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- Definition

Number of options vested.

+ References

No definition available.

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