OPERATING SEGMENTS, Geographical Information of Long-Lived Assets Based on Physical Location (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	$ 54,062	$ 53,135
Belarus [Member]
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	39,417	40,095
Ukraine [Member]
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	5,359	5,357
Russia [Member]
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	3,462	3,234
United States [Member]
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	2,535	2,048
Hungary [Member]
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	2,498	1,744
Other locations [Member]
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	$ 791	$ 657