Organization and Principles of Consolidation - Additional Information (Details)	6 Months Ended
Jun. 30, 2026 shares
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Number of States in which Entity Operates	33
Miles of pipeline	14,000
Gallons distributed	15 billion
Terminals
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Number of terminals owned	170
Sunoco branded locations
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Number of branded locations	11,000
Energy Transfer \| Common Units [Member]
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Limited Partners' Capital Account, Units Outstanding	28,463,967
Sunoco LP
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Subsidiary, Ownership Percentage, Parent	100.00%
Sunoco GP LLC ("General Partner")
Organization Consolidation And Presentation Of Financial Statements [Line Items]
Subsidiary, Ownership Percentage, Parent	100.00%

Gallons of fuel distributed during the period.

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- Definition

Miles of pipeline owned as of the balance sheet date.

+ References

No definition available.

+ Details

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- Definition

Number of branded locations owned by the Partnership as of the balance sheet date.

+ References

No definition available.

+ Details

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- Definition

Number of terminals owned by the Partnership as of the balance sheet date.

+ References

No definition available.

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- Definition

Organization consolidation and presentation of financial statements.

+ References

No definition available.

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- Definition

The number of limited partner units outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 5
-Subparagraph (SAB Topic 4.F)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-5

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S45
-Paragraph 8
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480100/505-10-S45-8

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- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

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- Definition

The number of states the entity operates in as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 275
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482861/275-10-50-2

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