BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Tables)

9 Months Ended

Sep. 30, 2012

Inventories

Inventories included on the condensed consolidated balance sheets consisted of:

(in thousands of U.S. dollars)	September 30, 2012		December 31, 2011
Raw materials	$	20,532	$	28,075
Work in progress	11,328		13,045
Inventories	$	31,860	$	41,120

Summary of Costs and Ranges of Useful Lives of the Major Classes of Property, Plant and Equipment and Total Accumulated Depreciation related to Property, Plant and Equipment, Net

The following table summarizes the costs and ranges of useful lives of the major classes of property, plant and equipment and the total accumulated depreciation related to property, plant and equipment, net included on the condensed consolidated balance sheets:

	Useful Lives	September 30, 2012			December 31, 2011
	(in years)	(in thousands of U.S. dollars)
Land, at cost	N/A	$	7,185		$	7,167
Buildings, at cost	10 - 30	37,960			37,511
Machinery and equipment, at cost	3 - 20	224,679			217,764
Office furniture and equipment, at cost	3 - 10	241,765			236,994
Leasehold improvements, at cost	5 - 10	28,935			28,563
		540,524			527,999
Less accumulated depreciation		(408,958		)	(379,094		)
Property, plant and equipment, net		$	131,566		$	148,905