FAIR VALUE MEASUREMENTS (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
FAIR VALUE MEASUREMENTS
Total assets at fair value	$ 579	$ 580
Level 3
FAIR VALUE MEASUREMENTS
Total assets at fair value	579	580
Nonrecurring \| Gearing Cicero Ave. facility
FAIR VALUE MEASUREMENTS
Property plant and equipment at fair value	560	560
Nonrecurring \| Services assets
FAIR VALUE MEASUREMENTS
Property plant and equipment at fair value	19	20
Nonrecurring \| Level 3 \| Gearing Cicero Ave. facility
FAIR VALUE MEASUREMENTS
Property plant and equipment at fair value	560	560
Nonrecurring \| Level 3 \| Services assets
FAIR VALUE MEASUREMENTS
Property plant and equipment at fair value	$ 19	$ 20

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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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+ References

No definition available.

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- Definition

Fair value portion of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258

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