v2.4.1.9

Enterprise-wide geographic reporting (Tables)

12 Months Ended

Dec. 31, 2014

Enterprise-wide geographic reporting [Abstract]

Summary of Enterprise-wide geographic reporting

		Year ended December 31,
		2014				2013				2012
China		$	41,321			$	177,836			$	143,877
International			1,909				23,138				22,824
Total		$	43,230			$	200,974			$	166,701

X

- Definition

Tabular disclosure of revenue from external customers by geographic areas attributed to the entity's country of domicile and to foreign countries from which the entity derives revenue.

+ 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 a

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

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_SegmentReportingAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration