OPERATING SEGMENTS, Geographical Information of Long-Lived Assets Based on Physical Location (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	$ 54,665	$ 53,315
Belarus
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	41,243	38,697
Ukraine
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	4,511	5,525
Russia
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	2,673	3,414
Hungary
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	2,703	2,644
United States
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	1,931	2,217
Other
Long-Lived Assets by Geographical Areas [Line Items]
Long-lived assets	$ 1,604	$ 818