v2.4.1.9
NATURE OF BUSINESS AND BASIS OF FINANCIAL STATEMENT PREPARATION (Details Textual)
1 Months Ended
Dec. 31, 2014
USD ($)
Dec. 31, 2013
USD ($)
Feb. 02, 2012
USD ($)
Feb. 02, 2012
CNY
Feb. 02, 2012
He Hao [Member]
USD ($)
Feb. 02, 2012
He Hao [Member]
CNY
Feb. 02, 2012
Mr.QingheXu [Member]
USD ($)
Feb. 02, 2012
Mr.QingheXu [Member]
CNY
Feb. 02, 2012
Mr.Jinqing Xie [Member]
USD ($)
Feb. 02, 2012
Mr.Jinqing Xie [Member]
CNY
Nov. 30, 2009
City Zone Holdings Limited [Member]
Apr. 27, 2010
City Zone Holdings Limited [Member]
Share Exchange [Member]
USD ($)
Feb. 02, 2012
Beijing Kanggang Food Development Co. Ltd [Member]
USD ($)
Feb. 02, 2012
Beijing Kanggang Food Development Co. Ltd [Member]
CNY
Feb. 02, 2012
Taizihu Group [Member]
He Hao [Member]
Feb. 02, 2012
Taizihu Group [Member]
Mr.QingheXu [Member]
Feb. 02, 2012
Taizihu Group [Member]
Mr.Jinqing Xie [Member]
Feb. 02, 2012
Huichun [Member]
Beijing Kanggang Food Development Co. Ltd [Member]
NATURE OF BUSINESS AND BASIS OF FINANCIAL STATEMENT PREPARATION [Line Items]                                    
Noncash or Part Noncash Acquisition, Noncash Financial or Equity Instrument Consideration, Shares Issued                       8,736,932us-gaap_NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssued1
/ us-gaap_BusinessAcquisitionAxis
= deyu_CityZoneHoldingsLimitedMember
/ deyu_ExchangeAgreementAxis
= deyu_ShareExchangeMember
           
Common stock, par value (in dollars per share) $ 0.001us-gaap_CommonStockParOrStatedValuePerShare $ 0.001us-gaap_CommonStockParOrStatedValuePerShare                   $ 0.001us-gaap_CommonStockParOrStatedValuePerShare
/ us-gaap_BusinessAcquisitionAxis
= deyu_CityZoneHoldingsLimitedMember
/ deyu_ExchangeAgreementAxis
= deyu_ShareExchangeMember
           
Business Acquisition, Percentage of Voting Interests Acquired     100.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired 100.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired             100.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
/ us-gaap_BusinessAcquisitionAxis
= deyu_CityZoneHoldingsLimitedMember
      0.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
/ deyu_NameOfIndividualAxis
= deyu_HeHaoMember
/ us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis
= deyu_TaizihuGroupMember
32.50%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
/ deyu_NameOfIndividualAxis
= deyu_MrQingheXuMember
/ us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis
= deyu_TaizihuGroupMember
17.50%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
/ deyu_NameOfIndividualAxis
= deyu_MrJinqingXieMember
/ us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis
= deyu_TaizihuGroupMember
15.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
/ dei_LegalEntityAxis
= deyu_BeijingKanggangFoodDevelopmentCoLtdMember
/ us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis
= deyu_HuichunMember
Business Acquisition Cost Of Acquired Entity Cash Payments         $ 2,342,168deyu_BusinessAcquisitionCostOfAcquiredEntityCashPayments
/ deyu_NameOfIndividualAxis
= deyu_HeHaoMember
14,773,222deyu_BusinessAcquisitionCostOfAcquiredEntityCashPayments
/ deyu_NameOfIndividualAxis
= deyu_HeHaoMember
$ 1,522,409deyu_BusinessAcquisitionCostOfAcquiredEntityCashPayments
/ deyu_NameOfIndividualAxis
= deyu_MrQingheXuMember
9,602,594deyu_BusinessAcquisitionCostOfAcquiredEntityCashPayments
/ deyu_NameOfIndividualAxis
= deyu_MrQingheXuMember
$ 819,759deyu_BusinessAcquisitionCostOfAcquiredEntityCashPayments
/ deyu_NameOfIndividualAxis
= deyu_MrJinqingXieMember
5,170,628deyu_BusinessAcquisitionCostOfAcquiredEntityCashPayments
/ deyu_NameOfIndividualAxis
= deyu_MrJinqingXieMember
    $ 817,845deyu_BusinessAcquisitionCostOfAcquiredEntityCashPayments
/ dei_LegalEntityAxis
= deyu_BeijingKanggangFoodDevelopmentCoLtdMember
5,158,556deyu_BusinessAcquisitionCostOfAcquiredEntityCashPayments
/ dei_LegalEntityAxis
= deyu_BeijingKanggangFoodDevelopmentCoLtdMember
       
Business Acquisition Cost Of Acquired Entity     $ 5,502,181deyu_BusinessAcquisitionCostOfAcquiredEntity 34,705,000deyu_BusinessAcquisitionCostOfAcquiredEntity                            
Minority Interest Ownership Percentage By Parent Before Further Acquisition     85.00%deyu_MinorityInterestOwnershipPercentageByParentBeforeFurtherAcquisition 85.00%deyu_MinorityInterestOwnershipPercentageByParentBeforeFurtherAcquisition                            
Minority Interest Ownership Percentage By Parent After Further Acquisition     100.00%deyu_MinorityInterestOwnershipPercentageByParentAfterFurtherAcquisition 100.00%deyu_MinorityInterestOwnershipPercentageByParentAfterFurtherAcquisition