PROPERTY, PLANT AND EQUIPMENT Rollforward (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013
Movement in Property, Plant and Equipment [Roll Forward]
Opening balance	$ 198,346	[1]	$ 206,406
Additions	4,435		4,026
Disposals	(10)		(51)
Depreciation	(8,722)		(10,196)
Foreign currency movements	535		(6,773)
Ending balance	$ 194,584	[1]	$ 193,412

[1] Reflects property, plant and equipment.