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Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2012

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Table Text Block]

December 31,
	2011			2012
	(in thousands)
Land	$	10,154			14,328
Building and improvements		17,737			17,740
Machinery		27,213			31,494
Research and development equipment		17,393			18,020
Software		10,047			10,540
Office furniture and equipment		7,281			7,681
Others		9,881			17,282
		99,706			117,085
Accumulated depreciation and amortization		(53,594	)		(66,420	)
Prepayment for purchases of land and equipment		11,038			1,944
	$	57,150			52,609

- Definition

Tabular disclosure of the useful life and salvage value of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

+ References+ Details