v2.4.1.9

SHARE-BASED COMPENSATION (Details Textual) (USD $) | 12 Months Ended | 1 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013 | Nov. 30, 2010
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Allocated Share-based Compensation Expense | $ 2,375 us-gaap_AllocatedShareBasedCompensationExpense | $ 44,504 us-gaap_AllocatedShareBasedCompensationExpense |
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense | $ 808 us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense | $ 15,131 us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense |
Shares, Granted | 0 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross |  |
Weighted-Average Exercise Price, Granted (in dollars per share) | $ 0 us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice |  |
Deferred Tax Assets Percentage Of Valuation Allowance | 100.00%deyu_DeferredTaxAssetsPercentageOfValuationAllowance | 100.00%deyu_DeferredTaxAssetsPercentageOfValuationAllowance |
Shares, Granted | 0 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod |  |
Options Granted On November 8, 2010 [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Shares, Granted |  |  | 931,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross / us-gaap_PlanNameAxis = deyu_OptionsGrantedOnNovember82010Member
Weighted-Average Exercise Price, Granted (in dollars per share) |  |  | $ 4.40 us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice / us-gaap_PlanNameAxis = deyu_OptionsGrantedOnNovember82010Member
Options Granted On December 15, 2010 [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Shares, Granted |  |  | 40,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross / us-gaap_PlanNameAxis = deyu_OptionsGrantedOnDecember152010Member
Weighted-Average Exercise Price, Granted (in dollars per share) |  |  | $ 4.40 us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice / us-gaap_PlanNameAxis = deyu_OptionsGrantedOnDecember152010Member
Options Granted On March 8, 2012 [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized | 1,000,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized / us-gaap_PlanNameAxis = deyu_OptionsGrantedOnMarch82012Member |  |
Shares, Granted | 420,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross / us-gaap_PlanNameAxis = deyu_OptionsGrantedOnMarch82012Member |  |
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period To Be Vested In Twelve Months After Grant Date Percentage | 50.00%deyu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodToBeVestedInTwelveMonthsAfterGrantDatePercentage / us-gaap_PlanNameAxis = deyu_OptionsGrantedOnMarch82012Member |  |
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period To Be Vested In Six Months After Grant Date Percentage | 50.00%deyu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodToBeVestedInSixMonthsAfterGrantDatePercentage / us-gaap_PlanNameAxis = deyu_OptionsGrantedOnMarch82012Member |  |
Options Granted In 2010 [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share Based Compensation Arrangement By Share Based Payment Toward Options Grants In Period To Be Vested In One Month After Grant Date Percentage | 33.33%deyu_ShareBasedCompensationArrangementByShareBasedPaymentTowardOptionsGrantsInPeriodToBeVestedInOneMonthAfterGrantDatePercentage / us-gaap_PlanNameAxis = deyu_OptionsGrantedIn2010Member |  |
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period To Be Vested In Twelve Months After Grant Date Percentage | 33.33%deyu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodToBeVestedInTwelveMonthsAfterGrantDatePercentage / us-gaap_PlanNameAxis = deyu_OptionsGrantedIn2010Member |  |
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period To Be Vested In Twenty Four Months After Grant Date Percentage | 33.33%deyu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodToBeVestedInTwentyFourMonthsAfterGrantDatePercentage / us-gaap_PlanNameAxis = deyu_OptionsGrantedIn2010Member |  |
Options Granted On November 23, 2012 [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share Based Compensation Arrangement By Share Based Payment Toward Options Grants In Period To Be Vested In One Month After Grant Date Percentage | 33.33%deyu_ShareBasedCompensationArrangementByShareBasedPaymentTowardOptionsGrantsInPeriodToBeVestedInOneMonthAfterGrantDatePercentage / us-gaap_PlanNameAxis = deyu_OptionsGrantedOnNovember232012Member |  |
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period To Be Vested In Twelve Months After Grant Date Percentage | 33.33%deyu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodToBeVestedInTwelveMonthsAfterGrantDatePercentage / us-gaap_PlanNameAxis = deyu_OptionsGrantedOnNovember232012Member |  |
Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period To Be Vested In Twenty Four Months After Grant Date Percentage | 33.33%deyu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodToBeVestedInTwentyFourMonthsAfterGrantDatePercentage / us-gaap_PlanNameAxis = deyu_OptionsGrantedOnNovember232012Member |  |
Shares, Granted | 150,000 us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod / us-gaap_PlanNameAxis = deyu_OptionsGrantedOnNovember232012Member |  |

X
- Definition Percentage of valuation allowance in deferred tax assets during the period. + References No definition available. + Details
Name: | deyu_DeferredTaxAssetsPercentageOfValuationAllowance
Namespace Prefix: | deyu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Definition This element represents that the percentage of gross number of share options (or share units) granted during the period to vested in six month after the date of grant. + References No definition available. + Details
Name: | deyu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodToBeVestedInSixMonthsAfterGrantDatePercentage
Namespace Prefix: | deyu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Definition This element represents that the percentage of gross number of share options (or share units) granted during the period to vested in twelve month after the date of grant. + References No definition available. + Details
Name: | deyu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodToBeVestedInTwelveMonthsAfterGrantDatePercentage
Namespace Prefix: | deyu_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Definition This element represents that the percentage of gross number of share options (or share units) granted during the period to vested in twenty four month after the date of grant. + References No definition available. + Details
Name: | deyu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodToBeVestedInTwentyFourMonthsAfterGrantDatePercentage
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Data Type: | num:percentItemType
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Period Type: | duration

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- Definition This element represents that the percentage of gross number of share options (or share units) granted during the period to vested in one month after the date of grant. + References No definition available. + Details
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Period Type: | duration

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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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Balance Type: | credit
Period Type: | duration

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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/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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Balance Type: | na
Period Type: | duration

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- Details
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Balance Type: | na
Period Type: | duration

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- Definition The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

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- Details
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- Details
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- Details
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- Details
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