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SEGMENTS INFORMATION - Geographical Information of Long-Lived Assets Based on Physical Location (Details) - USD ($) $ in Thousands | Mar. 31, 2017 | Dec. 31, 2016
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Long-Lived Assets by Geographical Areas [Line Items] |  |
Long-lived assets | $ 75,962 | $ 73,616
Belarus |  |
Long-Lived Assets by Geographical Areas [Line Items] |  |
Long-lived assets | 47,124 | 46,011
Russia |  |
Long-Lived Assets by Geographical Areas [Line Items] |  |
Long-lived assets | 7,853 | 7,203
Ukraine |  |
Long-Lived Assets by Geographical Areas [Line Items] |  |
Long-lived assets | 5,847 | 5,610
Hungary |  |
Long-Lived Assets by Geographical Areas [Line Items] |  |
Long-lived assets | 3,384 | 3,485
United States |  |
Long-Lived Assets by Geographical Areas [Line Items] |  |
Long-lived assets | 3,013 | 2,618
Poland |  |
Long-Lived Assets by Geographical Areas [Line Items] |  |
Long-lived assets | 2,498 | 2,213
China |  |
Long-Lived Assets by Geographical Areas [Line Items] |  |
Long-lived assets | 1,785 | 1,887
India |  |
Long-Lived Assets by Geographical Areas [Line Items] |  |
Long-lived assets | 1,530 | 1,650
Other |  |
Long-Lived Assets by Geographical Areas [Line Items] |  |
Long-lived assets | $ 2,928 | $ 2,939

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- Definition Amount after accumulated depreciation, depletion and amortization 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 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(14)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(8)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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