SEGMENT DATA Long Lived Assets (Details) - USD ($) $ in Thousands		Jun. 30, 2016		Dec. 31, 2015		Jun. 30, 2015	Dec. 31, 2014
Segment Reporting Information [Line Items]
Long-lived assets		$ 105,644	[1]	$ 108,522	[1]	$ 106,342	$ 114,335
BULGARIA [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]	5,462		5,602
CROATIA [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]	5,742		5,497
CZECH REPUBLIC [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]	38,028		39,907
ROMANIA [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]	21,180		20,873
SLOVAK REPUBLIC [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]	15,224		15,606
SLOVENIA [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]	14,227		15,082
Operating Segments [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]	99,863		102,567
Corporate [Member]
Segment Reporting Information [Line Items]
Long-lived assets	[1]	$ 5,781		$ 5,955

[1] 1) Reflects property, plant and equipment.