Related Party Transactions - Narrative (Details) - USD ($) $ in Millions						3 Months Ended
	Jul. 01, 2026	Apr. 01, 2026	Jan. 30, 2026	Jan. 02, 2026	Nov. 07, 2012	Mar. 31, 2026	Mar. 31, 2025	Jan. 01, 2026	Dec. 31, 2025
Related Party Transaction [Line Items]
Percentage of product output marketed under terminated agreement								100.00%
Delek US Holdings, Inc. | Subsequent Event
Related Party Transaction [Line Items]
Partnership units returned (in shares)		359,372
Delek US Holdings, Inc. | Refinery Tank | Subsequent Event
Related Party Transaction [Line Items]
Proceeds from sale of rail facility assets		$ 19.0
Delek US Holdings, Inc. | Tank and Terminal Assets
Related Party Transaction [Line Items]
Expected proceeds from sale of assets			$ 66.0
Delek US Holdings, Inc. | Rail Facility Assets
Related Party Transaction [Line Items]
Proceeds from sale of rail facility assets				$ 25.0
Affiliated Entity | Minimum
Related Party Transaction [Line Items]
Initial/Maximum Term (years)						5 years
Affiliated Entity | Maximum
Related Party Transaction [Line Items]
Initial/Maximum Term (years)						10 years
Affiliated Entity | Omnibus Agreement
Related Party Transaction [Line Items]
Obligation to pay annual fee					$ 13.0
Contract with parent, omnibus fees to be waived			$ 4.0
Affiliated Entity | Omnibus Agreement | Forecast
Related Party Transaction [Line Items]
Anticipated increase in annual fee	$ 8.0
Affiliated Entity | Omnibus Agreement | Delek US Holdings, Inc.
Related Party Transaction [Line Items]
Reimbursement of capital expenditures by Delek Holdings						$ 0.0	$ 0.0
Receivable from related parties						0.0			$ 0.0
Affiliated Entity | Omnibus Agreement | Delek US Holdings, Inc. | Operating Expense
Related Party Transaction [Line Items]
Recovery of direct costs						$ 0.0	$ 0.0