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Net Income Per Unit (Details) (USD $) In Thousands, except Share data, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 | Jun. 30, 2013
Net Income Per Unit [Line Items] |  |  |  |  |  |  |  |
Net income attributable to partners | $ 21,754 |  | $ 11,756 | [1] | $ 36,426 |  | $ 23,960 | [1]
Less: General partner's distribution (including IDRs) | 424 | [2] | 193 | [2] | 633 | [2] | 382 | [2]
Earnings in excess of distributions | 9,844 |  | 2,068 |  | 14,042 |  | 4,843 |
Common units - basic (units) | 12,159,732 |  | 12,006,843 |  | 12,156,135 |  | 12,003,071 |
Common units - diluted (units) | 12,291,273 |  | 12,159,084 |  | 12,281,598 |  | 12,128,764 |
Subordinated units - Delek basic and diluted (units) | 11,999,258 |  | 11,999,258 |  | 11,999,258 |  | 11,999,258 |
Common- basic (dollars per unit) | $ 0.88 |  | $ 0.48 |  | $ 1.47 |  | $ 0.98 |
Common- diluted (dollars per unit) | $ 0.87 |  | $ 0.47 |  | $ 1.46 |  | $ 0.97 |
Subordinated - basic and diluted (dollars per unit) | $ 0.87 |  | $ 0.48 |  | $ 1.47 |  | $ 0.98 |
Footnote [Abstract] |  |  |  |  |  |  |  |
General partner's ownership interest | 2.00% |  | 2.00% |  | 2.00% |  | 2.00% |
Incentive Distribution Distribution Split Marginal Percentage |  |  |  |  | 50.00% |  |  |
Incentive Distribution, Minimum Distribution Level |  |  |  |  | $ 0.43125 |  |  |
General Partner |  |  |  |  |  |  |  |
Net Income Per Unit [Line Items] |  |  |  |  |  |  |  |
Less: General partner's distribution (including IDRs) | 424 | [2] | 193 | [2] | 633 | [2] | 382 | [2]
Earnings in excess of distributions | 196 |  | 41 |  | 281 |  | 96 |
Total partners' earnings | 620 |  | 234 |  | 914 |  | 478 |
Limited Partner [Member] |  |  |  |  |  |  |  |
Net Income Per Unit [Line Items] |  |  |  |  |  |  |  |
Less: Limited partners' distribution | 11,486 |  | 9,495 |  | 21,751 |  | 18,735 |
Limited Partner, Common Units [Member] |  |  |  |  |  |  |  |
Net Income Per Unit [Line Items] |  |  |  |  |  |  |  |
Less: Limited partners' distribution | 5,787 |  | 4,755 |  | 10,952 |  | 9,375 |
Earnings in excess of distributions | 4,861 |  | 1,015 |  | 6,930 |  | 2,375 |
Total partners' earnings | 10,648 |  | 5,770 |  | 17,882 |  | 11,750 |
Limited Partner, Subordinated Units [Member] |  |  |  |  |  |  |  |
Net Income Per Unit [Line Items] |  |  |  |  |  |  |  |
Less: Limited partners' distribution | 5,699 |  | 4,740 |  | 10,799 |  | 9,360 |
Earnings in excess of distributions | 4,787 |  | 1,012 |  | 6,831 |  | 2,372 |
Total partners' earnings | 10,486 |  | 5,752 |  | 17,630 |  | 11,732 |
Common Units [Member] |  |  |  |  |  |  |  |
Net Income Per Unit [Line Items] |  |  |  |  |  |  |  |
Common units - basic (units) | 12,159,732 |  | 12,006,843 | [1] | 12,156,135 |  | 12,003,071 | [1]
Common units - diluted (units) | 12,291,273 |  | 12,159,084 | [1] | 12,281,598 |  | 12,128,764 | [1]
Common- basic (dollars per unit) | $ 0.88 |  | $ 0.48 | [1] | $ 1.47 |  | $ 0.98 | [1]
Common- diluted (dollars per unit) | $ 0.87 |  | $ 0.47 | [1] | $ 1.46 |  | $ 0.97 | [1]
Common Units [Member] | Limited Partner [Member] |  |  |  |  |  |  |  |
Net Income Per Unit [Line Items] |  |  |  |  |  |  |  |
Less: Limited partners' distribution | 5,787 |  | 4,755 |  | 10,952 |  | 9,375 |
Subordinated Units [Member] | Limited Partner [Member] |  |  |  |  |  |  |  |
Net Income Per Unit [Line Items] |  |  |  |  |  |  |  |
Less: Limited partners' distribution | $ 5,699 |  | $ 4,740 |  | $ 10,799 |  | $ 9,360 |
[1] | Adjusted to include the historical results of the El Dorado Terminal and Tank Assets and the Tyler Terminal and Tank Assets. See Notes 1 and 2 for further discussion.
[2] | General partner's distributions (including IDRs) consist of the 2% general partner interest and IDRs, which represent the right of the general partner to receive increasing percentages, up to 50%, of quarterly distributions of available cash from operating surplus in excess of 0.43125 per unit per quarter. See Note 7 for further discussion related to IDRs.

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