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Related Party Transactions - Summary of Transactions (Details) - USD ($) $ in Thousands									1 Months Ended			3 Months Ended		9 Months Ended
	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]
Accounts receivable from related parties												$ 51,235		$ 51,235		$ 1,124
Distribution Made to Limited Partner, Cash Distributions Paid	$ 24,984		$ 23,997	$ 24,000	$ 22,777	$ 22,270	$ 21,800	$ 21,000			$ 20,500
Affiliates												63,835	$ 40,131	178,559	$ 116,574
Delek US and affiliates
Related Party Transaction [Line Items]
Related Party Transaction, Other Revenues from Transactions with Related Party												63,835	40,131
Distribution Made to Limited Partner, Cash Distributions Paid		$ 18,000					$ 15,400	$ 14,700	$ 17,200	$ 16,200	$ 14,200
Affiliates														178,559	116,574
General and administrative expenses												774	2,073	4,236	5,327
Cost of goods sold | Delek US and affiliates
Related Party Transaction [Line Items]
Expenses												86,944	9,232	269,976	26,412
Operating and maintenance expense | Delek US and affiliates
Related Party Transaction [Line Items]
Expenses												10,314	$ 7,275	29,225	$ 20,756
Delek US | Omnibus Agreement | Operating and maintenance expense | Delek US and affiliates
Related Party Transaction [Line Items]
Reimbursement for costs incurred for asset failures												$ 1,400		$ 8,000

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

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