SEGMENT DATA Long Lived Assets (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013		Dec. 31, 2012		Mar. 31, 2012	Dec. 31, 2011
Segment Reporting Information [Line Items]
Long-lived assets	$ 193,650	[1]	$ 206,706	[1]	$ 219,877	$ 217,367
BULGARIA [Member]
Segment Reporting Information [Line Items]
Long-lived assets	12,840		13,796
CROATIA [Member]
Segment Reporting Information [Line Items]
Long-lived assets	6,260		7,267
CZECH REPUBLIC [Member]
Segment Reporting Information [Line Items]
Long-lived assets	47,891		51,673
ROMANIA [Member]
Segment Reporting Information [Line Items]
Long-lived assets	80,468		84,505
SLOVAK REPUBLIC [Member]
Segment Reporting Information [Line Items]
Long-lived assets	19,599		21,315
SLOVENIA [Member]
Segment Reporting Information [Line Items]
Long-lived assets	21,284		23,146
Operating Segments [Member]
Segment Reporting Information [Line Items]
Long-lived assets	188,342	[1]	201,702	[1]
Corporate
Segment Reporting Information [Line Items]
Long-lived assets	$ 5,308		$ 5,004

[1] Reflects property, plant and equipment.