XML 100 R75.htm IDEA: XBRL DOCUMENT
v3.3.1.900

RELATED PARTY TRANSACTIONS AND BALANCES (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013 | Sep. 28, 2012
Related Party Transaction [Line Items] |  |  |  |  |
Sales |  | $ 11,894,944 | $ 19,150,112 | $ 13,471,866 |
Related party balances: |  |  |  |  |
Amounts due from related parties |  | 284,633 | 9,986,968 |  |
Amounts due to related parties |  | 46,396,527 | 89,698,151 |  |
Change in amount due from related parties |  | (5,481,362) | $ (2,193,604) | $ 6,853,965 |
Disposition of Subsidiary [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | 6,458 |  |  |
Purchases of Fixed Assets [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Purchases |  | 3,863,858 | $ 7,201,424 | $ 157,742 |
Purchases of Raw Materials [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Purchases |  | 32,755 |  |  |
Rental Expenses [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Expense |  | 1,050,661 | $ 1,071,287 |  |
Cash Proceeds from Transactions [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | 245,957,818 | 275,134,122 | $ 136,084,140 |
Cash Payments for Transactions [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | $ 276,575,346 | 275,088,560 | 69,386,568 |
Daqo Group [Member] |  |  |  |  |
Related party balances: |  |  |  |  |
Amounts due from related parties |  |  | 5,110,085 |  |
Amounts due to related parties |  | $ 33,758 | 1,339,128 |  |
Daqo Group [Member] | Proceeds From Interest Free Loans [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | 15,043,550 | 10,821,462 | 813,105 |
Daqo Group [Member] | Repayment of Interest Free Loans [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | $ 20,217,257 | 8,115,813 | $ 813,105 |
Daqo Group [Member] | Purchases of Fixed Assets [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Purchases |  |  | 486,948 |  |
Zhengjiang Daqo Solar Co. Ltd [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Sales |  | $ 11,111,239 | 9,554,320 | $ 13,471,866 |
Related party balances: |  |  |  |  |
Amounts due from related parties |  | $ 229,989 | 4,551,846 |  |
Zhengjiang Daqo Solar Co. Ltd [Member] | Daqo Group [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 100.00% |  |  |
Daqo Solar Co Ltd [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Sales |  | $ 783,705 | 9,595,680 |  |
Related party balances: |  |  |  |  |
Amounts due to related parties |  | $ 37,390,575 | 54,275,617 |  |
Daqo Solar Co Ltd [Member] | Daqo Group [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 100.00% |  |  |
Daqo Solar Co Ltd [Member] | Proceeds From Interest Free Loans [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | $ 127,060,826 | 157,241,390 | $ 76,881,392 |
Daqo Solar Co Ltd [Member] | Repayment of Interest Free Loans [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | 151,990,672 | 166,231,092 | 28,379,678 |
Daqo Xinjiang Investment Co., Ltd. [Member] |  |  |  |  |
Related party balances: |  |  |  |  |
Amounts due to related parties |  | $ 3,146,054 | 23,104,709 |  |
Daqo Xinjiang Investment Co., Ltd. [Member] | Daqo Group [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 100.00% |  |  |
Daqo Xinjiang Investment Co., Ltd. [Member] | Proceeds From Interest Free Loans [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | $ 72,946,700 | 98,367,234 | 58,389,643 |
Daqo Xinjiang Investment Co., Ltd. [Member] | Repayment of Interest Free Loans [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | 73,252,506 | 93,219,846 | $ 40,193,785 |
Daqo New Material [Member] |  |  |  |  |
Related party balances: |  |  |  |  |
Amounts due to related parties |  | $ 5,563,165 | 4,950,746 |  |
Daqo New Material [Member] | Daqo Group [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 100.00% |  |  |
Daqo New Material [Member] | Proceeds From Interest Free Loans [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | $ 11,082,241 | 7,729,501 |  |
Daqo New Material [Member] | Repayment of Interest Free Loans [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | 11,285,114 | 4,600,117 |  |
Daqo New Material [Member] | Rental Expenses [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | $ 1,050,661 | 1,071,287 |  |
Chongqing Daqo Tailai [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 100.00% |  |  |
Related party balances: |  |  |  |  |
Amounts due to related parties |  | $ 144,102 | $ 1,755,326 |  |
Chongqing Daqo Tailai [Member] | Proceeds From Interest Free Loans [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | 6,367,640 |  |  |
Chongqing Daqo Tailai [Member] | Repayment of Interest Free Loans [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | 6,367,640 |  |  |
Chongqing Daqo Tailai [Member] | Purchases of Fixed Assets [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Purchases |  | 375,528 | $ 2,724,790 |  |
Chongqing Daqo Tailai [Member] | Purchases of Raw Materials [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Purchases |  | 9,938 |  |  |
Chongqing Daqo Tailai [Member] | Income (Loss) from Disposal of Fixed Assets [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | $ 6,458 |  |  |
Daqo Transformer [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 100.00% |  |  |
Related party balances: |  |  |  |  |
Amounts due to related parties |  |  | $ 1,595,659 |  |
Daqo Transformer [Member] | Purchases of Fixed Assets [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Purchases |  | $ 448,184 |  |  |
Jiangsu Daqo [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 100.00% |  |  |
Related party balances: |  |  |  |  |
Amounts due to related parties |  |  | 1,200,018 |  |
Jiangsu Daqo [Member] | Purchases of Fixed Assets [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Purchases |  | $ 11,423 |  |  |
Nanjing Daqo Electric [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 100.00% |  |  |
Related party balances: |  |  |  |  |
Amounts due to related parties |  |  | 742,747 |  |
Nanjing Daqo Electric [Member] | Purchases of Fixed Assets [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Purchases |  | $ 93,795 |  |  |
Zhenjiang Klockner-Moeller Electrical Systems Co., Ltd [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 100.00% |  |  |
Related party balances: |  |  |  |  |
Amounts due to related parties |  | $ 107,771 |  |  |
Zhenjiang Klockner-Moeller Electrical Systems Co., Ltd [Member] | Purchases of Fixed Assets [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Purchases |  | $ 2,005,617 |  |  |
Nanjing Daqo [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Sales |  |  | 112 |  |
Nanjing Daqo [Member] | Daqo Group [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 100.00% |  |  | 100.00%
Nanjing Daqo [Member] | Proceeds From Interest Free Loans [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | $ 13,456,861 | 973,898 |  |
Nanjing Daqo [Member] | Repayment of Interest Free Loans [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | 13,456,861 | 2,921,693 |  |
Other Subsidiaries of Daqo Group [Member] |  |  |  |  |
Related party balances: |  |  |  |  |
Amounts due from related parties |  | 54,644 | 325,037 |  |
Amounts due to related parties | [1] | $ 118,873 | 734,201 |  |
Other Subsidiaries of Daqo Group [Member] | Proceeds From Interest Free Loans [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  |  | $ 636 |  |
Other Subsidiaries of Daqo Group [Member] | Repayment of Interest Free Loans [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Other transactions |  | $ 5,296 |  |  |
Other Subsidiaries of Daqo Group [Member] | Purchases of Fixed Assets [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Purchases | [2] | 3,488,330 | $ 3,989,686 | $ 157,742 |
Other Subsidiaries of Daqo Group [Member] | Purchases of Raw Materials [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Purchases |  | $ 22,817 |  |  |
Nanjing Intelligent Apparatus Co., Ltd [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 100.00% |  |  |
Nanjing Intelligent Apparatus Co., Ltd [Member] | Purchases of Fixed Assets [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Purchases |  | $ 445,547 |  |  |
Nanjing Intelligent Software Co., Ltd. [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 100.00% |  |  |
Daqo Investment Co., Ltd [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 100.00% |  |  |
Shanghai Sailfar Electric Technology Co., Ltd. [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 100.00% |  |  |
Related party balances: |  |  |  |  |
Amounts due to related parties |  | $ 11,102 |  |  |
Jiangsu Daquan High Voltage Switchgear Co Ltd [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 75.00% |  |  |
Jiangsu Daquan High Voltage Switchgear Co Ltd [Member] | Purchases of Fixed Assets [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Purchases |  | $ 483,764 |  |  |
Jiangsu Daqo Kai-fan Electric Co Ltd [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 100.00% |  |  |
Zhenjiang Electric Equipment Co Ltd [Member] |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |
Equity interest held |  | 100.00% |  |  |
[1] | The remaining balance of amounts due to related parties of $118,873 as of December 31, 2015 was comprised of Zhenjiang Moeller and Daqo Sailfar in the amount of $107,771 and $11,102, respectively.
[2] | The purchase of fixed assets of $3,488,330 was comprised of Nanjing Daqo Electric, Nanjing Daqo Transformer, Zhenjiang Moeller, Jiangsu Daqo, Jiangsu Daqo High Voltage Switchgear, Intelligent Apparatus in the amount of $93,795, $448,184, $2,005,617, $11,423, $483,764, $445,547 respectively.

X
- Definition The aggregate amount of receivables to be collected from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth, at the financial statement date. which are usually due within one year (or one business cycle). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6676-107765 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(k)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph k -Subparagraph 2 -Article 4 + Details
Name: | us-gaap_DueFromRelatedPartiesCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(k)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DueToRelatedPartiesCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The aggregate increase (decrease) during the reporting period in the amount due from the following types of related parties: a parent company and its subsidiaries; subsidiaries of a common parent; an entity and trust for the benefit of employees, such as pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; an entity and its principal owners, management, or member of their immediate families, affiliates, or other parties with the ability to exert significant influence. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 + Details
Name: | us-gaap_IncreaseDecreaseInDueFromRelatedPartiesCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of transactions with related party during the financial reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39622-107864 + Details
Name: | us-gaap_RelatedPartyTransactionAmountsOfTransaction
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Definition Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 + Details
Name: | us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- 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. + Details
Name: | us-gaap_RelatedPartyTransactionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Purchases during the period (excluding transactions that are eliminated in consolidated or combined financial statements) with related party. + References No definition available. + Details
Name: | us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1(e)) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Related Parties -URI http://asc.fasb.org/extlink&oid=16382449 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-07.1(c)) -URI http://asc.fasb.org/extlink&oid=6488393&loc=d3e606610-122999 + Details
Name: | us-gaap_RevenueFromRelatedParties
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=dq_DispositionOfSubsidiaryMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=dq_PurchasesOfFixedAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=dq_PurchasesOfRawMaterialsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=dq_RentalExpensesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=dq_CashProceedsFromTransactionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=dq_CashPaymentsForTransactionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_DaqoGroupMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=dq_ProceedsFromFinancingTransactionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=dq_PaymentsForFinancingTransactionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_ZhengjiangDaqoSolarCoLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=dq_DaqoGroupMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_DaqoSolarCoLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_DaqoXinjiangInvestmentCoLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_DaqoNewMaterialMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_ChongqingDaqoTailaiMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionAxis=dq_IncomeLossFromDisposalOfFixedAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_DaqoTransformerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_JiangsuDaqoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_NanjingDaqoElectricMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_ZhenjiangKlocknerMoellerElectricalSystemsCoLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_NanjingDaqoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_OtherSubsidiariesOfDaqoGroupMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_NanjingIntelligentApparatusCoLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_NanjingIntelligentSoftwareCoLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_DaqoInvestmentCoLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_ShanghaiSailfarElectricTechnologyCoLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_JiangsuDaquanHighVoltageSwitchgearCoLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_JiangsuDaqoKaifanElectricCoLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=dq_ZhenjiangElectricEquipmentCoLtdMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |