Income Taxes (Schedule Of Loss Before Income Taxes) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Income Tax [Line Items]
Loss before income taxes	$ (6,936)	$ (13,670)	$ (11,486)	$ (20,876)
US [Member]
Income Tax [Line Items]
Loss before income taxes	(2,193)	(11,398)	(4,514)	(17,381)
PRC [Member]
Income Tax [Line Items]
Loss before income taxes	$ (4,743)	$ (2,272)	$ (6,972)	$ (3,495)

This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investments, but before income taxes, extraordinary items, and noncontrolling interest.

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 10

-Article 5

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration