XML 77 R52.htm IDEA: XBRL DOCUMENT
v3.7.0.1

FOLLOW-ON EQUITY OFFERINGS (Details) - USD ($) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Feb. 28, 2015 | May 31, 2014 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
America depositary shares (ADSs) issued, shares | 1,540,000 | 2,000,000 |  |  |
Follow-on equity offering, net of issuance costs, shares | 38,500,000 | 50,000,000 |  |  |
Issuance cost for ordinary shares | $ 2,000,000 | $ 3,400,000 |  | $ 2,033,041 | $ 3,375,553
Follow-on equity offering, net of issuance costs | $ 28,000,000 | $ 54,600,000 |  | $ 27,996,959 | $ 54,624,447

X
- Definition Number of depositary shares issued during the period. + References No definition available. + Details
Name: | dq_DepositarySharesIssuedDuringPeriodShares
Namespace Prefix: | dq_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash outflow for cost incurred directly with the issuance of an equity security. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585 + Details
Name: | us-gaap_PaymentsOfStockIssuanceCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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 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