13. Segment and Geographic Information

3 Months Ended

Mar. 31, 2015

Segment Reporting [Abstract]

13. Segment and Geographic Information

The Company operates in one reportable segment. The Company’s Chief Executive Officer, who is considered to be the chief operating decision maker, manages the Company’s operations as a whole and reviews financial information presented on a consolidated basis, accompanied by information about product revenue, for purposes of evaluating financial performance and allocating resources.

The following tables set forth the Company’s revenue and asset information by geographic region. Revenue is classified based on the location of where the product is manufactured. Long-lived assets in the tables below comprise only property, plant, equipment and intangible assets (in thousands):

	Three months ended March 31,
	2015		2014
Revenues:
United States	$	7,294	$	5,137
Taiwan		18,341		14,340
China		4,599		5,382
	$	30,234	$	24,859

	As of the period ended
	March 31,		December 31,
	2015		2014
Long-lived assets:
United States	$	19,074	$	15,875
Taiwan		37,411		35,688
China		17,775		18,008
	$	74,260	$	69,571