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GOODWILL AND OTHER INTANGIBLE ASSETS (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2016 | Mar. 31, 2016 | Jun. 30, 2015 | Jun. 30, 2016 | Jun. 30, 2015 | Dec. 31, 2015
Goodwill [Roll Forward] |  |  |  |  |  |  |  |
Goodwill, gross beginning of period |  |  | $ 148,575 |  | $ 148,575 |  |  |
Accumulated impairment charges, beginning of period |  |  | (26,941) |  | (26,941) |  |  |
Goodwill, net beginning of period | [1] |  | 121,634 |  | 121,634 |  |  |
Impairment charge |  |  | (104,300) |  | (101,650) |  |  |
Foreign currency translation |  |  |  |  | (720) |  |  |
Goodwill, gross end of period |  | $ 147,855 |  |  | 147,855 |  |  |
Accumulated impairment charges, end of period |  | (128,591) |  |  | (128,591) |  |  |
Goodwill, net end of period |  | 19,264 |  |  | 19,264 |  |  |
Impairment charge adjustment amount |  | 2,600 |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |
Intangible assets, impairment charges |  |  | 4,300 |  |  |  |  |
Components of intangible assets other than goodwill [Abstract] |  |  |  |  |  |  |  |
Gross Carrying Amount |  | 98,079 |  |  | 98,079 |  | $ 103,373 |
Accumulated Amortization |  | 18,864 |  |  | 18,864 |  | 15,546 |
Net Carrying Amount |  | 79,215 |  |  | 79,215 |  | 87,827 | [1]
Amortization expense |  | $ 1,800 |  | $ 2,000 | 3,600 | $ 3,500 |  |
Minimum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |
Other intangible assets amortization period |  | 1 year |  |  |  |  |  |
Maximum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |
Other intangible assets amortization period |  | 18 years |  |  |  |  |  |
North America [Member] |  |  |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |  |  |
Goodwill, gross beginning of period |  |  | 63,364 |  | 63,364 |  |  |
Accumulated impairment charges, beginning of period |  |  | (14,066) |  | (14,066) |  |  |
Goodwill, net beginning of period |  |  | 49,298 |  | 49,298 |  |  |
Impairment charge |  |  |  |  | (40,408) |  |  |
Foreign currency translation |  |  |  |  | 0 |  |  |
Goodwill, gross end of period |  | $ 63,364 |  |  | 63,364 |  |  |
Accumulated impairment charges, end of period |  | (54,474) |  |  | (54,474) |  |  |
Goodwill, net end of period |  | 8,890 |  |  | 8,890 |  |  |
Asia [Member] |  |  |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |  |  |
Goodwill, gross beginning of period |  |  | 54,532 |  | 54,532 |  |  |
Accumulated impairment charges, beginning of period |  |  | (12,875) |  | (12,875) |  |  |
Goodwill, net beginning of period |  |  | 41,657 |  | 41,657 |  |  |
Impairment charge |  |  |  |  | (41,633) |  |  |
Foreign currency translation |  |  |  |  | (24) |  |  |
Goodwill, gross end of period |  | 54,508 |  |  | 54,508 |  |  |
Accumulated impairment charges, end of period |  | (54,508) |  |  | (54,508) |  |  |
Goodwill, net end of period |  | 0 |  |  | 0 |  |  |
Europe [Member] |  |  |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |  |  |
Goodwill, gross beginning of period |  |  | 30,679 |  | 30,679 |  |  |
Accumulated impairment charges, beginning of period |  |  | 0 |  | 0 |  |  |
Goodwill, net beginning of period |  |  | $ 30,679 |  | 30,679 |  |  |
Impairment charge |  |  |  |  | (19,609) |  |  |
Foreign currency translation |  |  |  |  | (696) |  |  |
Goodwill, gross end of period |  | 29,983 |  |  | 29,983 |  |  |
Accumulated impairment charges, end of period |  | (19,609) |  |  | (19,609) |  |  |
Goodwill, net end of period |  | 10,374 |  |  | 10,374 |  |  |
Patents, Licenses and Technology [Member] |  |  |  |  |  |  |  |
Components of intangible assets other than goodwill [Abstract] |  |  |  |  |  |  |  |
Gross Carrying Amount |  | 39,081 |  |  | 39,081 |  | 39,388 |
Accumulated Amortization |  | 9,615 |  |  | 9,615 |  | 7,932 |
Net Carrying Amount |  | 29,466 |  |  | 29,466 |  | 31,456 |
Customer Relationships [Member] |  |  |  |  |  |  |  |
Components of intangible assets other than goodwill [Abstract] |  |  |  |  |  |  |  |
Gross Carrying Amount |  | 44,449 |  |  | 44,449 |  | 44,894 |
Accumulated Amortization |  | 7,042 |  |  | 7,042 |  | 5,735 |
Net Carrying Amount |  | 37,407 |  |  | 37,407 |  | 39,159 |
Non-compete Agreements [Member] |  |  |  |  |  |  |  |
Components of intangible assets other than goodwill [Abstract] |  |  |  |  |  |  |  |
Gross Carrying Amount |  | 2,707 |  |  | 2,707 |  | 2,753 |
Accumulated Amortization |  | 2,166 |  |  | 2,166 |  | 1,838 |
Net Carrying Amount |  | 541 |  |  | 541 |  | 915 |
Trademarks [Member] |  |  |  |  |  |  |  |
Components of intangible assets other than goodwill [Abstract] |  |  |  |  |  |  |  |
Gross Carrying Amount |  | 11,842 |  |  | 11,842 |  | 16,338 |
Accumulated Amortization |  | 41 |  |  | 41 |  | 41 |
Net Carrying Amount |  | $ 11,801 |  |  | $ 11,801 |  | $ 16,297 |
[1] | (Revised)

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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