Increase (decrease) in the accrual for environmental loss contingencies during the reporting period.

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Amount of equity impact of cash distribution declared to unit-holder of limited partnership (LP).

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Amount of cash distribution paid to unit-holder of limited partnership (LP).

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The aggregate amount of receivables to be collected from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth, at the financial statement date. which are usually due within one year (or one business cycle).

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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.

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Related Party Transactions - Quarterly Cash Distributions (Details) - USD ($) $ in Thousands										1 Months Ended			3 Months Ended		9 Months Ended
	Oct. 23, 2018	Aug. 13, 2018	Jul. 24, 2018	May 15, 2018	May 07, 2018	Feb. 12, 2018	Nov. 14, 2017	Aug. 11, 2017	May 12, 2017	May 31, 2018	Feb. 28, 2018	Feb. 28, 2017	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017
Related Party Transaction [Line Items]
Accrual for environmental loss contingencies, period increase (decrease)													$ 200	$ (100)	$ 300	$ 300
Distribution Made to Limited Partner, Cash Distributions Paid		$ 24,984		$ 23,997	$ 24,000	$ 22,777	$ 22,270	$ 21,800	$ 21,000			$ 20,500
Accounts receivable from related parties													$ 51,235		$ 51,235		$ 1,124
Subsequent Event
Related Party Transaction [Line Items]
Distribution Made to Limited Partner, Cash Distributions Paid	$ 25,960
Delek US and affiliates
Related Party Transaction [Line Items]
Distribution Made to Limited Partner, Cash Distributions Paid			$ 18,000					$ 15,400	$ 14,700	$ 17,200	$ 16,200	$ 14,200
Delek US and affiliates \| Subsequent Event
Related Party Transaction [Line Items]
Distribution Made to Limited Partner, Cash Distributions Declared	$ 18,800