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v3.25.1

SHARE-BASED AWARDS - Summary of Restricted Shares (Details) - Restricted shares [Member] - $ / shares |  |  |  |  |  |  |  | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | ---
Oct. 02, 2018 | Sep. 13, 2017 | Aug. 08, 2017 | Aug. 07, 2017 | Aug. 01, 2014 | Jul. 01, 2014 | Feb. 18, 2014 | Dec. 31, 2024
SHARE-BASED AWARDS |  |  |  |  |  |  |  |
Numbers of shares, Beginning balance |  |  |  |  |  |  |  | 10,785,789
Numbers of shares, Granted | 5,992,605 | 45,000 | 3,319,200 | 1,453,950 | 69,564 | 21,132 | 1,370,250 |
Numbers of shares, Ending balance |  |  |  |  |  |  |  | 10,785,789
Numbers of shares, Exercisable |  |  |  |  |  |  |  | 10,785,789
Weighted average grant date fair value, Beginning balance |  |  |  |  |  |  |  | $ 1.31
Weighted average grant date fair value, Ending balance |  |  |  |  |  |  |  | 1.31
Weighted average grant date fair value, Exercisable |  |  |  |  |  |  |  | $ 1.31
February 18, 2014 [Member] |  |  |  |  |  |  |  |
SHARE-BASED AWARDS |  |  |  |  |  |  |  |
Numbers of shares, Granted |  |  |  |  |  |  |  | 1,370,250
Weighted average grant date fair value, Granted |  |  |  |  |  |  |  | $ 1.93
July 1, 2014 [Member] |  |  |  |  |  |  |  |
SHARE-BASED AWARDS |  |  |  |  |  |  |  |
Numbers of shares, Granted |  |  |  |  |  |  |  | 21,132
Weighted average grant date fair value, Granted |  |  |  |  |  |  |  | $ 2.35
August 1, 2014 [Member] |  |  |  |  |  |  |  |
SHARE-BASED AWARDS |  |  |  |  |  |  |  |
Numbers of shares, Granted |  |  |  |  |  |  |  | 69,564
Weighted average grant date fair value, Granted |  |  |  |  |  |  |  | $ 2.44
August 7, 2017 [Member] |  |  |  |  |  |  |  |
SHARE-BASED AWARDS |  |  |  |  |  |  |  |
Numbers of shares, Granted |  |  |  |  |  |  |  | 1,453,950
Weighted average grant date fair value, Granted |  |  |  |  |  |  |  | $ 1.33
August 8, 2017 [Member] |  |  |  |  |  |  |  |
SHARE-BASED AWARDS |  |  |  |  |  |  |  |
Numbers of shares, Granted |  |  |  |  |  |  |  | 3,319,200
Weighted average grant date fair value, Granted |  |  |  |  |  |  |  | $ 1.34
September 13, 2017 [Member] |  |  |  |  |  |  |  |
SHARE-BASED AWARDS |  |  |  |  |  |  |  |
Numbers of shares, Granted |  |  |  |  |  |  |  | 45,000
Weighted average grant date fair value, Granted |  |  |  |  |  |  |  | $ 1.33
October 2, 2018 [Member] |  |  |  |  |  |  |  |
SHARE-BASED AWARDS |  |  |  |  |  |  |  |
Numbers of shares, Granted |  |  |  |  |  |  |  | 5,992,605
Weighted average grant date fair value, Granted |  |  |  |  |  |  |  | $ 1.19

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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(ii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2)(ii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Number of fully vested and expected to vest exercisable options that may be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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