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TAXATION (Details 2) $ in Millions	12 Months Ended
	Dec. 31, 2012 USD ($)	Sep. 30, 2015 CNY (¥)	Dec. 31, 2012 CNY (¥)	Jun. 13, 2012 USD ($)	Jan. 02, 2008 CNY (¥)
Tax rate disclosure
Deferred tax liability provided on the outside basis difference for the remaining undistributed earnings		¥ 0
China
Tax rate disclosure
Amount approved as payment of dividend to purchase ADSs | $				$ 300.0
PRC withholding tax (as a percent)	5.00%
Accrued withholding tax for dividend distribution	$ 15.0		¥ 95,000,000
Undistributed earnings of foreign subsidiaries					¥ 4,600,000,000

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- Definition

Amount of dividend distribution approved for funding of purchase of American depositary shares.

+ References

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The amount of withholding accrued for dividends distributed by a foreign invested enterprise to a subsidiary in Hong Kong. This amount represents the maximum which could be due for the dividend approved.

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- Definition

Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 740
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6487024&loc=d3e29054-158556

Reference 2: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 942
-SubTopic 740
-Section 50
-Paragraph 1
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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-Section 50
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-URI http://asc.fasb.org/extlink&oid=6503627&loc=d3e59836-110443

Reference 4: http://www.xbrl.org/2003/role/presentationRef
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Reference 5: http://www.xbrl.org/2003/role/presentationRef
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