PROPERTY, PLANT AND EQUIPMENT (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014		Dec. 31, 2013		Sep. 30, 2013	Dec. 31, 2012
Property, Plant and Equipment [Line Items]
Total cost	$ 464,306		$ 502,840
Less: Accumulated depreciation	(291,923)		(304,548)
Total net book value	172,383	[1]	198,292	[1]	197,146	206,310
Assets held under capital leases (included in the above)	7,938		9,518
Less: Accumulated depreciation	(3,088)		(3,741)
Total net book value	4,850		5,777
Land and buildings [Member]
Property, Plant and Equipment [Line Items]
Total cost	161,439		174,144
Assets held under capital leases (included in the above)	4,398		4,778
Machinery, fixtures and equipment [Member]
Property, Plant and Equipment [Line Items]
Total cost	195,960		214,066
Assets held under capital leases (included in the above)	3,540		4,740
Other equipment [Member]
Property, Plant and Equipment [Line Items]
Total cost	39,620		42,680
Software licenses [Member]
Property, Plant and Equipment [Line Items]
Total cost	59,087		60,114
Construction in progress [Member]
Property, Plant and Equipment [Line Items]
Total cost	$ 8,200		$ 11,836

[1] Reflects property, plant and equipment.