PROPERTY, PLANT AND EQUIPMENT (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2010
Property, Plant and Equipment [Line Items]
Property, plant and equipment, total cost	$ 482,682		$ 447,087
Less: Accumulated depreciation	(275,976)		(229,720)
Total net book value	206,706	[1]	217,367	[1]	250,902
Assets held under capital leases (included in the above)	9,834		7,654
Less: Accumulated depreciation	(3,077)		(2,720)
Net book value	6,757		4,934
Depreciation expense	44,498		56,581		58,062
Land and buildings [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, total cost	164,395		160,183
Assets held under capital leases (included in the above)	6,042		4,508
Machinery, fixtures and equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, total cost	215,776		197,047
Assets held under capital leases (included in the above)	3,792		3,146
Other equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, total cost	38,091		31,970
Software licenses [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, total cost	49,466		39,993
Construction in progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, total cost	$ 14,954		$ 17,894

[1] Reflects property, plant and equipment.