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General (Details)	0 Months Ended
	Jul. 26, 2013	Feb. 10, 2014
Tyler Terminal and Tanks [Member]
Business Acquisition [Line Items]
Number of Storage Tanks	96dkl_NumberofStorageTanks / us-gaap_BusinessAcquisitionAxis = dkl_TylerTerminalandTanksMember
El Dorado Terminal and Tanks [Member]
Business Acquisition [Line Items]
Number of Storage Tanks		158dkl_NumberofStorageTanks / us-gaap_BusinessAcquisitionAxis = dkl_ElDoradoTerminalandTanksMember

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- Definition

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- Details

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