XML 26 R61.htm IDEA: XBRL DOCUMENT
v3.3.0.814

Commitments and Contingencies Crude Oil Releases (Details) $ in Millions | 9 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2014 USD ($) | Sep. 30, 2015 USD ($) | Apr. 28, 2015 bbl
Haynesville Crude Oil Release [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Environmental Remediation Expense | $ 1.0 |  |
Accrual for Environmental Loss Contingencies |  | $ 0.2 |
Fouke Junction Crude Oil Release [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Crude oil released (barrels) | bbl |  |  | 130
Magnolia Station Spill [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Accrual for Environmental Loss Contingencies |  | $ 1.0 |

X
- Definition Barrels of crude oil released + References No definition available. + Details
Name: | dkl_Barrelsofcrudeoilreleased
Namespace Prefix: | dkl_
Data Type: | num:volumeItemType
Balance Type: | na
Period Type: | instant

X
- Definition Total costs accrued as of the balance sheet date for environmental loss contingencies. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13207-110859 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6395460&loc=d3e13647-108346 + Details
Name: | us-gaap_AccrualForEnvironmentalLossContingencies
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The charge against earnings in the period for known or estimated future costs arising from requirements to perform environmental remediation activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13296-110859 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 + Details
Name: | us-gaap_EnvironmentalRemediationExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_LossContingenciesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=dkl_HaynesvilleCrudeOilReleaseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=dkl_FoukeJunctionCrudeOilReleaseMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=dkl_MagnoliaStationSpillMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |