Partnership Organization and Formation - Additional Information (Details) - shares |
Jun. 27, 2026 |
Sep. 27, 2025 |
|---|---|---|
| Consolidation Less Than Wholly Owned Subsidiary Parent Ownership Interest Effects Of Changes Net [Line Items] | ||
| Common units outstanding (in units) | 66,712,052 | 65,845,000 |
| Ownership interest in Suburban Energy Finance Corp (in hundredths) | 100.00% | |
| General Partner [Member] | Common Unitholders [Member] | ||
| Consolidation Less Than Wholly Owned Subsidiary Parent Ownership Interest Effects Of Changes Net [Line Items] | ||
| Common units outstanding (in units) | 784 |