XML 69 R51.htm IDEA: XBRL DOCUMENT
v3.23.3

Investments in and Acquisitions and Dispositions of Businesses - Summary of Acquisition and Purchase Price Allocation (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2023 | Sep. 24, 2022 | Sep. 25, 2021
North Carolina [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Business acquisition, cost of acquired, cash paid | [1] |  |  | $ 9,813
New Mexico [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Business acquisition, cost of acquired, cash paid | [2] |  | $ 26,707 |
Washington [Member] |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Business acquisition, cost of acquired, cash paid | [3] | $ 19,651 |  |
[1] | Includes one acquisition of a propane retailer located in North Carolina
[2] | Includes one acquisition of a propane retailer located in New Mexico
[3] | Includes one acquisition of a propane retailer located in Washington

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479907/805-20-50-5 + Details
Name: | us-gaap_BusinessAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 30 -Paragraph 8 -SubTopic 30 -Topic 805 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479637/805-30-30-8 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b) -SubTopic 30 -Topic 805 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479581/805-30-50-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 30 -Paragraph 7 -SubTopic 30 -Topic 805 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479637/805-30-30-7 + Details
Name: | us-gaap_BusinessCombinationConsiderationTransferred1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | srt_StatementGeographicalAxis=sph_PropaneRetailerHeadquarteredInNorthCarolinaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=sph_PropaneRetailerHeadquarteredInNewMexicoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=sph_PropaneRetailerHeadquarteredInWashingtonMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |