STOCKHOLDERS' DEFICIT - 2017 Warrants (Details) - Common Stock - 2017 Warrants - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
Jun. 29, 2017	Dec. 31, 2017
Class of Stock [Line Items]
Warrant exercise threshold	4.99%
Ownership by non-controlling owners	19.99%
Warrants, exercise term	10 years
Warrants, exercise price (in USD per share)	$ 2.00
Warrant remeasurement adjustment		$ 3,600
Fair value of warrants		$ 20,495

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- Definition

Class Of Warrant Or Right, Term

+ References

No definition available.

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- Definition

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.

+ References

No definition available.

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- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i)(4))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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- Definition

Amount of addition (reduction) to the amount at which a liability could be incurred (settled) in a current transaction between willing parties.

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

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- Definition

Fair value portion of warrants not settleable in cash classified as equity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

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