PROPERTY, PLANT AND EQUIPMENT Rollforward (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended			9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013	Sep. 30, 2014		Sep. 30, 2013
Movement in Property, Plant and Equipment [Roll Forward]
Opening balance				$ 198,292	[1]	$ 206,310
Additions				16,538		16,184
Disposals				(1,111)		(351)
Depreciation	(8,496)		(8,557)	(26,091)		(27,630)
Foreign currency movements				(15,245)		2,633
Ending balance	$ 172,383	[1]	$ 197,146	$ 172,383	[1]	$ 197,146

[1] Reflects property, plant and equipment.