Related Party Transactions - Quarterly Cash Distributions (Details) - USD ($) $ in Thousands								3 Months Ended	6 Months Ended
	Aug. 12, 2020	May 12, 2020	Feb. 12, 2020	Nov. 12, 2019	Aug. 13, 2019	May 14, 2019	Feb. 12, 2019	Jun. 30, 2020	Jun. 30, 2020
Related Party Transaction [Line Items]
Distribution Made to Limited Partner, Cash Distributions Paid		$ 30,878	$ 30,634	$ 30,379	$ 28,914	$ 27,400	$ 26,900	$ 47,558	$ 47,558
Subsequent Event
Related Party Transaction [Line Items]
Distribution Made to Limited Partner, Cash Distributions Paid	$ 35,969
Delek US and affiliates
Related Party Transaction [Line Items]
Distribution Made to Limited Partner, Cash Distributions Paid		$ 23,200	$ 22,600			$ 20,000	$ 19,600
Delek US and affiliates | Subsequent Event
Related Party Transaction [Line Items]
Distribution Made to Limited Partner, Cash Distributions Paid	$ 28,200