SHARE-BASED COMPENSATION - Plans and Grants (Details) - shares	1 Months Ended
Aug. 31, 2016	Jul. 31, 2014
The 2014 Plan
SHARE-BASED COMPENSATION
Total number shares which may be issued		29,240,000
The 2016 Plan
SHARE-BASED COMPENSATION
Authorized shares, automatic increment trigger (as a percent)	1.50%
The 2016 Plan \| Ordinary Shares
SHARE-BASED COMPENSATION
Total number shares which may be issued	56,707,560
Authorized shares, maximum automatic approval (as a percent)	3.00%

Percentage of automatic increment of shares authorized for issuance under share-based payment arrangement, calculated on the then total issued and outstanding shares of the Company.

No definition available.

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- Definition

Percentage calculated on the then total issued and outstanding shares of the Company that shall trigger the automatic increment of shares authorized for issuance under share-based payment arrangement, if and whenever the shares which may be subject to the Awards under the Plan accounts for less than the said percentage.

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Number of shares authorized for issuance under share-based payment arrangement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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