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Investments in Unconsolidated Affiliates | 12 Months Ended
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Dec. 31, 2025
Equity Method Investments and Joint Ventures [Abstract] |
Investments in and Advances to Affiliates, Schedule of Investments | Investments in Unconsolidated Affiliates Description of Investments The following is a summary of the Partnership’s significant unconsolidated investments: J.C. Nolan Sunoco owns a 50% interest in J.C. Nolan, which provides diesel fuel storage in Midland, Texas with storage capacity of 130,000 barrels and transports diesel fuel from a tank farm in Hebert, Texas to Midland, Texas, on a 500 mile pipeline with a throughput capacity of approximately 36 thousand barrels per day. ET-S Permian Sunoco owns a 32.5% interest in ET-S Permian, which operates more than 5,000 miles of crude oil and water gathering pipelines with crude oil storage capacity in excess of 11 million barrels. SARA Sunoco owns a 29% interest in SARA, which is a refinery based in Martinique with operations to sell refined crude oil in Guadeloupe, French Guiana and Martinique. Isla Sunoco owns a 50% interest in Isla, which is comprised of over 200 retail locations alongside an integrated commercial and aviation business in Dominican Republic. Summary of Balances Related to Unconsolidated Affiliates The carrying values of the Partnership’s investments in unconsolidated affiliates as of December 31, 2025 and 2024 were as follows:
|  | December 31, 2025 |  | December 31, 2024
J.C. Nolan |  | $ | 121 |  |  | $ | 123 |
ET-S Permian |  | 1,161 |  |  | 1,212 |
SARA |  | 141 |  |  | — |
Isla |  | 171 |  |  | — |
Other |  | 30 |  |  | — |
|  | $ | 1,624 |  |  | $ | 1,335 |
The following table presents equity in earnings (losses) of unconsolidated affiliates:
|  | Year Ended December 31,
|  | 2025 |  | 2024 |  | 2023
J.C. Nolan |  | $ | 7 |  |  | $ | 7 |  |  | $ | 5 |
ET-S Permian |  | 134 |  |  | 53 |  |  | — |
SARA |  | 1 |  |  | — |  |  | — |
Isla |  | 2 |  |  | — |  |  | — |
Other |  | (1) |  |  | — |  |  | — |
|  | $ | 143 |  |  | $ | 60 |  |  | $ | 5 |
Summarized Financial Information The following tables present aggregated selected balance sheet and income statement data for Sunoco’s unconsolidated affiliates: J.C. Nolan, ET-S Permi an, SARA and Isla (o n a 100% basis), for all periods presented:
|  | December 31, 2025 |  | December 31, 2024
Current assets |  | $ | 511 |  |  | $ | 650 |
Property, plant and equipment, net |  | 3,912 |  |  | 3,542 |
Other assets |  | 361 |  |  | 310 |
Total assets |  | $ | 4,784 |  |  | $ | 4,502 |
Current liabilities |  | $ | 375 |  |  | $ | 477 |
Non-current liabilities |  | 159 |  |  | 49 |
Equity |  | 4,250 |  |  | 3,976 |
Total liabilities and equity |  | $ | 4,784 |  |  | $ | 4,502 |
|  | Year Ended December 31,
|  | 2025 |  | 2024 |  | 2023
Revenues |  | $ | 21,022 |  |  | $ | 8,267 |  |  | $ | 34 |
Operating income |  | 444 |  |  | 176 |  |  | 10 |
Net income |  | 437 |  |  | 176 |  |  | 10 |

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- Definition The entire disclosure for the information summarizing investments in and advances to majority-owned subsidiaries, other controlled companies, and other affiliates. It reflects specified information about ownership, financial results from, and financial position in such entities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Subparagraph (SX 210.12-14(Column E)(Footnote 6)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477271/946-320-S99-6 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Subparagraph (SX 210.12-14(Column E)(Footnote 6)(c)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477271/946-320-S99-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Subparagraph (SX 210.12-14(Column A)(Footnote 1)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477271/946-320-S99-6 + Details
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