Share Based Compensation Arrangement, By Share Based Payment Award, Vesting Increments.

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- Definition

Amount of cost not yet recognized for nonvested award 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 (i)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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- Definition

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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- Definition

Amount of cash inflow from exercise of option under share-based payment arrangement.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2A
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=SL79508275-113901

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 45
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-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585

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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

+ 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)(1)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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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=116856206&loc=d3e5070-113901

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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

+ 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 (d)(2)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

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- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

No definition available.

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ 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)(2)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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SHARE BASED COMPENSATION (Details)		1 Months Ended		12 Months Ended
SHARE BASED COMPENSATION (Details)	Oct. 10, 2014	Aug. 31, 2014 shares	Aug. 31, 2009 shares	Dec. 31, 2019 CNY (¥) shares	Dec. 31, 2019 USD ($) $ / shares shares	Dec. 31, 2018 CNY (¥)	Dec. 31, 2017 CNY (¥)	Dec. 31, 2019 CNY (¥) ¥ / shares	Jul. 31, 2009 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of vesting increments		5
Options granted				0	0
Market value of ordinary shares \| (per share)					$ 5.62			¥ 39.31
Intrinsic value of options exercised \| ¥				¥ 54,032,828		¥ 3,057,319	¥ 110,973,732
Unrecognized share-based compensation expense \| ¥								¥ 1,263,892
Unrecognized share-based compensation expense, weighted-average recognition period				1 year 8 months 15 days	1 year 8 months 15 days
Cash received from the exercise of share options				¥ 38,245,122	$ 5,493,568	¥ 44,275,858	¥ 69,929,453
Stock Options \| Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of vesting increments	5
2014 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Ordinary shares that may be issued		12,796,745
Contractual life		10 years
2009 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Ordinary shares that may be issued									9,325,122
Contractual life			7 years
2009 Plan \| Employee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted			953,200
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period			36 months