XML 50 R40.htm IDEA: XBRL DOCUMENT
v3.23.2

Basis of Presentation - Additional Information (Details) $ in Thousands | 9 Months Ended
--- | ---
Jun. 24, 2023 USD ($) wk
Organization Consolidation And Presentation Of Financial Statements [Line Items] |
Minimum number of weeks in the fiscal year reporting calendar | 52
Maximum number of weeks in the fiscal year reporting calendar | 53
Minimum number of weeks in a fiscal quarter | 13
Maximum number of weeks in a fiscal quarter | 14
Remaining or unsatisfied performance obligations | $ | $ 0
Tank Rent and Maintenance Service [Member] |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |
Revenue recognition, recognition period | 1 year
Suburban Propane Partners, L.P. [Member] |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |
Limited partner interest in the Operating Partnership (in hundredths) | 100.00%

X
- Definition Maximum number of weeks in a fiscal quarter so that the end of a quarter is always on a Saturday for a fiscal year with 53 weeks. + References No definition available. + Details
Name: | sph_MaximumNumberOfWeeksInFiscalQuarter
Namespace Prefix: | sph_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The maximum number of weeks in the fiscal year reporting calendar with the last day of each reporting period ending on a Saturday. + References No definition available. + Details
Name: | sph_MaximumNumberOfWeeksInFiscalYearReportingCalendar
Namespace Prefix: | sph_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition Minimum number of weeks in a fiscal quarter so that the end of a quarter is always on a Saturday. + References No definition available. + Details
Name: | sph_MinimumNumberOfWeeksInFiscalQuarter
Namespace Prefix: | sph_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition The minimum number of weeks in the fiscal year reporting calendar with the last day of each reporting period ending on a Saturday. + References No definition available. + Details
Name: | sph_MinimumNumberOfWeeksInFiscalYearReportingCalendar
Namespace Prefix: | sph_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | duration

X
- Definition Organization Consolidation and Presentation of Financial Statements Line Items. + References No definition available. + Details
Name: | sph_OrganizationConsolidationAndPresentationOfFinancialStatementsLineItems
Namespace Prefix: | sph_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Revenue recognition period. + References No definition available. + Details
Name: | sph_RevenueRecognitionPeriod
Namespace Prefix: | sph_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage investment held by the managing member or general partner of the limited liability company (LLC) or limited partnership (LP). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482987/272-10-50-3 + Details
Name: | us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPManagingMemberOrGeneralPartnerOwnershipInterest
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of transaction price allocated to performance obligation that has not been recognized as revenue. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (a) -SubTopic 10 -Topic 606 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-13 + Details
Name: | us-gaap_RevenueRemainingPerformanceObligation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | srt_ProductOrServiceAxis=sph_TankRentAndMaintenanceServiceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=sph_SuburbanPropanePartnersLPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |