XML 18 R55.htm IDEA: XBRL DOCUMENT
v3.2.0.727

Derivative Instruments Narrative (Details) $ in Millions | Dec. 31, 2014 USD ($)
--- | ---
Derivative Instruments [Abstract] |
Derivative, Notional Amount | $ 45.0

X
- Definition Derivative Instruments [Abstract] + References No definition available. + Details
Name: | dkl_DerivativeInstrumentsAbstract
Namespace Prefix: | dkl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
Name: | invest_DerivativeNotionalAmount
Namespace Prefix: | invest_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant