XML 114 R83.htm IDEA: XBRL DOCUMENT
v3.19.1

FINANCIAL STATEMENT SCHEDULE I (STATEMENT OF CHANGES IN EQUITY) (Details) - USD ($) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Feb. 28, 2015 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Balance |  | $ 394,528,067 | $ 271,728,922 | $ 241,656,490
Net income |  | 38,124,705 | 92,841,128 | 43,493,756
Share-based compensation |  | 13,788,049 | 4,200,273 | 2,702,089
Option Exercised |  | $ 110,868 | 2,765,418 | 1,051,586
Option Exercised, shares |  | 230,225 |  |
Follow-on equity offering, net of issuance costs of $6,919,202 | $ 106,600,000 | $ 106,621,643 |  |
Follow-on equity offering, net of issuance costs of $6,919,202, Shares | 51,609,475 |  |  |
Restricted shares vested |  |  |  |
Acquisition of non-controlling interest |  | (2,326,081) |  |
Balance |  | 525,131,677 | 394,528,067 | 271,728,922
Ordinary shares [Member] |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Balance |  | $ 27,328 | $ 26,532 | $ 26,320
Balance, shares |  | 270,918,702 | 262,956,278 | 260,836,578
Share-based compensation |  |  |  |
Option Exercised |  | $ 23 | $ 560 | $ 212
Option Exercised, shares |  | 230,225 | 5,596,050 | 2,119,700
Follow-on equity offering, net of issuance costs of $6,919,202 |  | $ 5,161 |  |
Follow-on equity offering, net of issuance costs of $6,919,202, Shares |  | 51,609,475 |  |
Restricted shares vested |  | $ 927 | $ 236 |
Restricted shares vested, Shares |  | 9,271,350 | 2,366,374 |
Acquisition of non-controlling interest |  |  |  |
Balance |  | $ 33,439 | $ 27,328 | $ 26,532
Balance, shares |  | 332,029,752 | 270,918,702 | 262,956,278
Treasury Stock [Member] |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Balance |  | $ (1,748,836) | $ (1,748,836) | $ (1,748,836)
Share-based compensation |  |  |  |
Option Exercised |  |  |  |
Follow-on equity offering, net of issuance costs of $6,919,202 |  |  |  |
Restricted shares vested |  |  |  |
Acquisition of non-controlling interest |  |  |  |
Balance |  | (1,748,836) | (1,748,836) | (1,748,836)
Additional paid-in capital [Member] |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Balance |  | 247,076,428 | 240,111,533 | 236,358,070
Share-based compensation |  | 13,788,049 | 4,200,273 | 2,702,089
Option Exercised |  | 110,845 | 2,764,858 | 1,051,374
Follow-on equity offering, net of issuance costs of $6,919,202 |  | 106,616,482 |  |
Restricted shares vested |  | (927) | (236) |
Acquisition of non-controlling interest |  | 1,090,572 |  |
Balance |  | 368,681,449 | 247,076,428 | 240,111,533
Retained earnings (accumulated losses) [Member] |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Balance |  | 133,273,480 | 40,432,352 | (3,061,404)
Share-based compensation |  |  |  |
Option Exercised |  |  |  |
Follow-on equity offering, net of issuance costs of $6,919,202 |  |  |  |
Restricted shares vested |  |  |  |
Acquisition of non-controlling interest |  |  |  |
Balance |  | 171,398,185 | 133,273,480 | 40,432,352
Accumulated other comprehensive income (loss) [Member] |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Balance |  | 13,107,187 | (8,721,820) | 8,780,313
Share-based compensation |  |  |  |
Option Exercised |  |  |  |
Follow-on equity offering, net of issuance costs of $6,919,202 |  |  |  |
Restricted shares vested |  |  |  |
Acquisition of non-controlling interest |  | (123,668) |  |
Balance |  | (13,232,560) | 13,107,187 | (8,721,820)
Parent Company [Member] |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Balance |  | 391,735,587 | 270,099,761 | 240,354,463
Net income |  | 38,124,705 | 92,841,128 | 43,493,756
Other comprehensive loss |  | (26,216,079) | 21,829,007 | (17,502,133)
Share-based compensation |  | 13,788,049 | 4,200,273 | 2,702,089
Option Exercised |  | 110,868 | $ 2,765,418 | 1,051,586
Follow-on equity offering, net of issuance costs of $6,919,202 |  | $ 106,621,643 |  |
Restricted shares vested, Shares |  | 0 | 0 |
Acquisition of non-controlling interest |  | $ 966,904 |  |
Balance |  | 525,131,677 | $ 391,735,587 | 270,099,761
Parent Company [Member] | Ordinary shares [Member] |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Balance |  | $ 27,328 | $ 26,532 | $ 26,320
Balance, shares |  | 270,918,702 | 262,956,278 | 260,836,578
Net income |  | $ 0 | $ 0 | $ 0
Other comprehensive loss |  | 0 | 0 | 0
Share-based compensation |  | 0 | 0 | 0
Option Exercised |  | $ 23 | $ 560 | $ 212
Option Exercised, shares |  | 230,225 | 5,596,050 | 2,119,700
Follow-on equity offering, net of issuance costs of $6,919,202 |  | $ 5,161 |  |
Follow-on equity offering, net of issuance costs of $6,919,202, Shares |  | 51,609,475 |  |
Restricted shares vested |  | $ 927 | $ 236 |
Restricted shares vested, Shares |  | 9,271,350 | 2,366,374 |
Acquisition of non-controlling interest |  | $ 0 |  |
Balance |  | $ 33,439 | $ 27,328 | $ 26,532
Balance, shares |  | 332,029,752 | 270,918,702 | 262,956,278
Parent Company [Member] | Treasury Stock [Member] |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Balance |  | $ (1,748,836) | $ (1,748,836) | $ (1,748,836)
Net income |  | 0 | 0 | 0
Other comprehensive loss |  | 0 | 0 | 0
Share-based compensation |  | 0 | 0 | 0
Option Exercised |  | $ 0 | $ 0 | 0
Follow-on equity offering, net of issuance costs of $6,919,202, Shares |  | 0 |  |
Restricted shares vested, Shares |  | 0 | 0 |
Acquisition of non-controlling interest |  | $ 0 |  |
Balance |  | (1,748,836) | $ (1,748,836) | (1,748,836)
Parent Company [Member] | Additional paid-in capital [Member] |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Balance |  | 247,076,428 | 240,111,533 | 236,358,070
Net income |  | 0 | 0 | 0
Other comprehensive loss |  | 0 | 0 | 0
Share-based compensation |  | 13,788,049 | 4,200,273 | 2,702,089
Option Exercised |  | 110,845 | 2,764,858 | 1,051,374
Follow-on equity offering, net of issuance costs of $6,919,202 |  | $ 106,616,482 |  |
Restricted shares vested |  |  | (236) |
Restricted shares vested, Shares |  | (927) |  |
Acquisition of non-controlling interest |  | $ 1,090,572 |  |
Balance |  | 368,681,449 | 247,076,428 | 240,111,533
Parent Company [Member] | Retained earnings (accumulated losses) [Member] |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Balance |  | 133,273,480 | 40,432,352 | (3,061,404)
Net income |  | 38,124,705 | 92,841,128 | 43,493,756
Other comprehensive loss |  | 0 | 0 | 0
Share-based compensation |  | 0 | 0 | 0
Option Exercised |  | $ 0 | $ 0 | 0
Follow-on equity offering, net of issuance costs of $6,919,202, Shares |  | 0 |  |
Restricted shares vested, Shares |  | 0 | 0 |
Acquisition of non-controlling interest |  | $ 0 |  |
Balance |  | 171,398,185 | $ 133,273,480 | 40,432,352
Parent Company [Member] | Accumulated other comprehensive income (loss) [Member] |  |  |  |
Condensed Financial Statements, Captions [Line Items] |  |  |  |
Balance |  | 13,107,187 | (8,721,820) | 8,780,313
Net income |  | 0 | 0 | 0
Other comprehensive loss |  | (26,216,079) | 21,829,007 | (17,502,133)
Share-based compensation |  | 0 | 0 | 0
Option Exercised |  | $ 0 | $ 0 | 0
Follow-on equity offering, net of issuance costs of $6,919,202, Shares |  | 0 |  |
Restricted shares vested, Shares |  | 0 | 0 |
Acquisition of non-controlling interest |  | $ (123,668) |  |
Balance |  | $ (13,232,560) | $ 13,107,187 | $ (8,721,820)

X
- References No definition available. + Details
Name: | srt_CondensedFinancialStatementsCaptionsLineItems
Namespace Prefix: | srt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of increase to additional paid-in capital (APIC) from recognition of equity-based compensation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 20 -Section 55 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=109196918&loc=d3e11149-113907 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 20 -Section 55 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=109196918&loc=d3e11178-113907 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 35 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=79507207&loc=d3e4534-113899 + Details
Name: | us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669619-108580 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(22)) -URI http://asc.fasb.org/extlink&oid=114873765&loc=SL114874048-224260 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1B -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669625-108580 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(18)) -URI http://asc.fasb.org/extlink&oid=114873790&loc=SL114874131-224263 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(20)) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
Name: | us-gaap_NetIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of increase in noncontrolling interest from a business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
Name: | us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount after tax of other comprehensive income (loss) attributable to parent entity. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1B -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669625-108580 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=108774443&loc=SL4569643-111683 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=114867106&loc=SL7669619-108580 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=108774443&loc=SL4569616-111683 + Details
Name: | us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Number of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 + Details
Name: | us-gaap_SharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of shares of stock issued attributable to transactions classified as other. + References No definition available. + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesOther
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of shares issued during the period related to Restricted Stock Awards, net of any shares forfeited. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of share options (or share units) exercised during the current period. + 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 (c)(1)(iv)(2) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Value of shares of stock issued attributable to transactions classified as other. + References No definition available. + Details
Name: | us-gaap_StockIssuedDuringPeriodValueOther
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Value of stock related to Restricted Stock Awards issued during the period, net of the stock value of such awards forfeited. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 + Details
Name: | us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Value of stock issued as a result of the exercise of stock options. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29-31) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=108774443&loc=SL4568740-111683 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4I -URI http://asc.fasb.org/extlink&oid=84234705&loc=SL4590271-111686 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=108774443&loc=SL4568447-111683 + Details
Name: | us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=dq_CommonStockOutstandingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_TreasuryStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_AdditionalPaidInCapitalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_RetainedEarningsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_AccumulatedOtherComprehensiveIncomeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=srt_ParentCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |