Partnership Organization and Formation - Additional Information (Details) - shares |
Jun. 28, 2025 |
Sep. 28, 2024 |
|---|---|---|
| Consolidation Less Than Wholly Owned Subsidiary Parent Ownership Interest Effects Of Changes Net [Line Items] | ||
| Common units outstanding (in units) | 65,420,050 | 64,072,000 |
| 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 |