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Inventories

12 Months Ended

Dec. 31, 2016

Inventory Disclosure [Abstract]

Inventory Disclosure [Text Block]

Note 7. Inventories

As of December 31, 2015 and 2016, inventories consisted of the following:

		December 31,
		2015			2016
		(in thousands)
Finished goods		$	58,337			54,357
Work in process			60,632			57,076
Raw materials			52,337			38,273
Supplies			68			42
		$	171,374			149,748

Inventory write-downs were $8,198 thousand, $9,785 thousand and $23,342 thousand for the years ended December 31, 2014, 2015 and 2016, respectively, and are included in cost of revenues.

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- References

No definition available.

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- Definition

The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.6)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6361739&loc=d3e7789-107766

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