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Income Taxes (Schedule of Aggregate Amount and Per Share Effect of Tax Holidays) (Details) ¥ / shares in Units, $ / shares in Units, ¥ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($) $ / shares	Dec. 31, 2015 CNY (¥) ¥ / shares	Dec. 31, 2014 CNY (¥) ¥ / shares	Dec. 31, 2013 CNY (¥) ¥ / shares
Aggregate amount and per share effect of the tax holidays
Aggregate amount	$ (1,540)	¥ (9,974)	¥ (42,567)
Basic net loss per share effect | (per share)	$ (0.01)	¥ (0.04)	¥ (0.40)
Diluted net loss per share effect | (per share)	$ (0.01)	¥ (0.04)	¥ (0.40)

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Basic per share amount effect of the income tax benefit resulting from the income tax holidays granted by taxing jurisdictions.

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Diluted per share amount effect of the income tax benefit resulting from the income tax holidays granted by taxing jurisdictions.

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The amount of income taxes from which a reporting entity is exempt or for which it will receive a reduction in income taxes as a result of the income tax holiday granted by the taxing jurisdiction.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB TOPIC 11.C)
-URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330215-122817

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 11
-Section C

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