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Segment Information and Foreign Operations (Tables)

6 Months Ended

Jun. 30, 2014

Segment Information and Foreign Operations [Abstract]

Product Information

The following table represents revenue amounts (in thousands) by product type:

		Three Months Ended								Six Months Ended
		June 30,								June 30,
		2014				2013				2014				2012
Product type:
GaAs substrates		$	11,364			$	10,642			$	19,852			$	22,365
InP substrates			3,000				2,017				5,180				3,866
Ge substrates			1,681				5,347				4,959				7,898
Raw materials and other			5,404				5,825				10,803				12,082
Total		$	21,449			$	23,831			$	40,794			$	46,211

Revenue reported for products shipped to customers in the corresponding geographic region

The following table represents revenue amounts (in thousands) reported for products shipped to customers in the corresponding geographic region:

		Three Months Ended								Six Months Ended
		June 30,								June 30
		2014				2013				2014				2013
Geographical region:
Europe (primarily Germany)		$	4,968			$	5,622			$	11,551			$	10,311
China			4,960				7,704				9,125				13,733
Japan			3,457				3,020				5,770				5,302
North America (primarily the United States)			2,829				2,043				4,609				5,512
Taiwan			2,785				3,159				4,900				6,938
Asia Pacific (excluding China, Taiwan and Japan)			2,450				2,283				4,839				4,415
Total		$	21,449			$	23,831			$	40,794			$	46,211

Long-lived assets by geographic region

 Long-lived assets consist primarily of property, plant and equipment, and are attributed to the geographic location in which they are located. Long-lived assets by geographic region were as follows (in thousands):

		As of
		June 30,				December 31,
		2014				2013
Long-lived assets by geographic region:
North America		$	271			$	204
China			34,955				37,417
		$	35,226			$	37,621

X

- Definition

Tabular disclosure of the names of foreign countries in which material long-lived assets other than financial instruments, long-term customer relationships of a financial institution, mortgage and other servicing rights, deferred policy acquisition costs, and deferred tax assets are located, and amount of such long-lived assets located in that country or foreign geographic area.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 280

-SubTopic 10

-Section 50

-Paragraph 41

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e9038-108599

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X

- Definition

Tabular disclosure of product information that are included in the discussion of the nature of an entity's operations.

+ References

No definition available.

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- Definition

Tabular disclosure of the names of foreign countries from which revenue is material and the amount of revenue from external customers attributed to those countries. An entity may also provide subtotals of geographic information about groups of countries.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 280

-SubTopic 10

-Section 50

-Paragraph 41

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e9038-108599

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