SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Intangible Assets (Details)	12 Months Ended
Dec. 31, 2017
Patents
INTANGIBLE ASSETS
Remaining estimated weighted average useful lives	10 years 7 months 6 days
Licensing Agreements
INTANGIBLE ASSETS
Remaining estimated weighted average useful lives	3 months 18 days

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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