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WARRANTY OBLIGATIONS AND OTHER GUARANTEES (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
WARRANTY OBLIGATIONS AND OTHER GUARANTEES
Standard product warranty term, minimum	1 year
Standard product warranty term, maximum	2 years
Limited warranty services term, minimum	2 years
Activity related to warranty obligations
Balance at the beginning of the period	$ 177	$ 217	$ 617
Accruals for warranties issued during the period (benefit from expirations), net	(105)	(37)	(250)
Settlements made during the period	(28)	(3)	(150)
Balance at the end of the period	$ 44	$ 177	$ 217

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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

Amount as of the balance sheet date of the aggregate standard product warranty liability. Does not include the balance for the extended product warranty liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (c)(1),(c)(5)
-URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249

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- Definition

Amount of decrease in the standard product warranty accrual from payments made in cash or in kind to satisfy claims under the terms of the standard product warranty. Excludes extended product warranties.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph ((c)(2))
-URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249

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- Definition

Represents the minimum term of limited warranty services provided by the entity.

+ References

No definition available.

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- Definition

Represents the increase (decrease) in the liability for accruals related to standard product warranties issued during the period (benefit from expirations), net.

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- Definition

Represents the maximum term of standard warranties from the time of final acceptance.

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- Definition

Represents the minimum term of standard warranties from the time of final acceptance.

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