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GOODWILL (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2017	Dec. 31, 2016
Goodwill [Line Items]
Goodwill impairment loss	$ 674
Accumulated impairment loss	7,098	$ 7,098	$ 7,098
Certain Reporting Units [Member]
Goodwill [Line Items]
Goodwill impairment loss	$ 700
Term used for projected net cash flows	2 years
Discount rate	20.00%
Growth rate	0.00%

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The fair value assumptions period used for projected net cash flows.

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Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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