v2.4.1.9
SHARE-BASED COMPENSATION (Details Textual) (USD $)
12 Months Ended 1 Months Ended
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 $ 2,375us-gaap_AllocatedShareBasedCompensationExpense $ 44,504us-gaap_AllocatedShareBasedCompensationExpense  
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense $ 808us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense $ 15,131us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense  
Shares, Granted 0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross    
Weighted-Average Exercise Price, Granted (in dollars per share) $ 0us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice    
Deferred Tax Assets Percentage Of Valuation Allowance 100.00%deyu_DeferredTaxAssetsPercentageOfValuationAllowance 100.00%deyu_DeferredTaxAssetsPercentageOfValuationAllowance  
Shares, Granted 0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod    
Options Granted On November 8, 2010 [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares, Granted     931,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= deyu_OptionsGrantedOnNovember82010Member
Weighted-Average Exercise Price, Granted (in dollars per share)     $ 4.40us-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     40,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
/ us-gaap_PlanNameAxis
= deyu_OptionsGrantedOnDecember152010Member
Weighted-Average Exercise Price, Granted (in dollars per share)     $ 4.40us-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 1,000,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
/ us-gaap_PlanNameAxis
= deyu_OptionsGrantedOnMarch82012Member
   
Shares, Granted 420,000us-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 150,000us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
/ us-gaap_PlanNameAxis
= deyu_OptionsGrantedOnNovember232012Member