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v2.4.1.9

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

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- Definition Number of Storage Tanks + References No definition available. + Details
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Namespace Prefix: | dkl_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_BusinessAcquisitionAxis=dkl_ElDoradoTerminalandTanksMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=dkl_TylerTerminalandTanksMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |