v2.4.1.9

LOSS ON INVENTORY VALUATION RESERVE (Details Textual) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Inventory [Line Items]
Gain Loss On Inventory Valuation Reserve		$ (4,478,174)deyu_GainLossOnInventoryValuationReserve
Corn Division [Member]
Inventory [Line Items]
Gain Loss On Inventory Valuation Reserve		4,391,580deyu_GainLossOnInventoryValuationReserve / us-gaap_StatementBusinessSegmentsAxis = deyu_CornDivisionMember
Grain Division [Member]
Inventory [Line Items]
Gain Loss On Inventory Valuation Reserve		$ 86,594deyu_GainLossOnInventoryValuationReserve / us-gaap_StatementBusinessSegmentsAxis = deyu_GrainDivisionMember

X

- Definition

Gain (loss) on inventory valuation reserve.

+ References

No definition available.

+ Details

Name:	deyu_GainLossOnInventoryValuationReserve
Namespace Prefix:	deyu_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_InventoryLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=deyu_CornDivisionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=deyu_GrainDivisionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: