Equity Method Investments	6 Months Ended
Jun. 30, 2026
Equity Method Investments and Joint Ventures [Abstract]
Equity Method Investments	Equity Method Investments Delek Logistics Investments Delek Logistics holds a 50% investment in W2W Holdings LLC, which includes a 15.6% indirect interest in the Wink to Webster Pipeline ("WWP") joint venture and related joint venture indebtedness. W2W Holdings LLC was originally formed by Delek and MPLX Operations LLC ("MPLX") to obtain financing and fund capital calls associated with their collective interests in the WWP joint venture. We have determined that W2W Holdings LLC is a VIE. While we have the ability to exert significant influence through participation in board and management committees, we are not the primary beneficiary since we do not have a controlling financial interest in W2W Holdings LLC, and no single party has the power to direct the activities that most significantly impact its economic performance. Distributions received are first applied to service the debt of W2W Holdings LLC's wholly owned finance subsidiary, with any excess distributed to the W2W Holdings LLC members in accordance with the W2W Holdings LLC Agreement and as its debt agreements. Member obligations under the W2W Holdings LLC Agreement are guaranteed by the respective parent entities of each member. As of June 30, 2026, other than for the guarantee of member obligations as described above, we have no other guarantees with respect to W2W Holdings LLC, or any third-party associated with its contracted work. Delek's maximum exposure to any losses incurred by W2W Holdings LLC is limited to its investment. As of June 30, 2026, and December 31, 2025, Delek's W2W Holdings LLC investment balance totaled $116.7 million and $116.4 million, respectively. Delek Logistics has a 33% membership interest in Red River Pipeline Company LLC (“Red River”), which owns and operates a crude oil pipeline running from Cushing, Oklahoma to Longview, Texas. As of June 30, 2026, and December 31, 2025, Delek's investment balance in Red River totaled $129.8 million and $132.1 million, respectively. In addition, Delek Logistics has two other pipeline joint ventures in which it owns a 50% membership interest in the entity formed with an affiliate of Plains All American Pipeline, L.P. to operate one of these pipeline systems and a 33% membership interest in Andeavor Logistics Rio Pipeline LLC which operates the other pipeline system. As of June 30, 2026, and December 31, 2025, Delek Logistics' investment balance in these joint ventures was $89.2 million and $91.6 million, respectively. Other Investments In addition to our pipeline joint ventures, we hold a 50% interest in a joint venture that owns asphalt terminals located in the southwestern region of the U.S., as well as a 50% interest in a joint venture that owns, operates and maintains a terminal consisting of an ethanol unit train facility with an ethanol tank in Arkansas. As of June 30, 2026, and December 31, 2025, Delek's investment balances in these joint ventures were $95.2 million and $87.6 million, respectively. These investments are reported within the Refining segment.

Equity Method Investments

6 Months Ended

Jun. 30, 2026

Equity Method Investments and Joint Ventures [Abstract]

Delek Logistics Investments

Delek Logistics holds a 50% investment in W2W Holdings LLC, which includes a 15.6% indirect interest in the Wink to Webster Pipeline ("WWP") joint venture and related joint venture indebtedness.

W2W Holdings LLC was originally formed by Delek and MPLX Operations LLC ("MPLX") to obtain financing and fund capital calls associated with their collective interests in the WWP joint venture. We have determined that W2W Holdings LLC is a VIE. While we have the ability to exert significant influence through participation in board and management committees, we are not the primary beneficiary since we do not have a controlling financial interest in W2W Holdings LLC, and no single party has the power to direct the activities that most significantly impact its economic performance.

Distributions received are first applied to service the debt of W2W Holdings LLC's wholly owned finance subsidiary, with any excess distributed to the W2W Holdings LLC members in accordance with the W2W Holdings LLC Agreement and as its debt agreements. Member obligations under the W2W Holdings LLC Agreement are guaranteed by the respective parent entities of each member.

As of June 30, 2026, other than for the guarantee of member obligations as described above, we have no other guarantees with respect to W2W Holdings LLC, or any third-party associated with its contracted work. Delek's maximum exposure to any losses incurred by W2W Holdings LLC is limited to its investment.

As of June 30, 2026, and December 31, 2025, Delek's W2W Holdings LLC investment balance totaled $116.7 million and $116.4 million, respectively.

Delek Logistics has a 33% membership interest in Red River Pipeline Company LLC (“Red River”), which owns and operates a crude oil pipeline running from Cushing, Oklahoma to Longview, Texas. As of June 30, 2026, and December 31, 2025, Delek's investment balance in Red River totaled $129.8 million and $132.1 million, respectively.

In addition, Delek Logistics has two other pipeline joint ventures in which it owns a 50% membership interest in the entity formed with an affiliate of Plains All American Pipeline, L.P. to operate one of these pipeline systems and a 33% membership interest in Andeavor Logistics Rio Pipeline LLC which operates the other pipeline system. As of June 30, 2026, and December 31, 2025, Delek Logistics' investment balance in these joint ventures was $89.2 million and $91.6 million, respectively.

Other Investments

In addition to our pipeline joint ventures, we hold a 50% interest in a joint venture that owns asphalt terminals located in the southwestern region of the U.S., as well as a 50% interest in a joint venture that owns, operates and maintains a terminal consisting of an ethanol unit train facility with an ethanol tank in Arkansas. As of June 30, 2026, and December 31, 2025, Delek's investment balances in these joint ventures were $95.2 million and $87.6 million, respectively. These investments are reported within the Refining segment.