XML 82 R73.htm IDEA: XBRL DOCUMENT
v3.19.3

Employee Benefit Plans - Total Contributions Made to Multiemployer Pension Plans (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 28, 2019 | Sep. 29, 2018 | Sep. 30, 2017
Multiemployer Plans [Line Items] |  |  |  |
EIN/Pension Plan Number |  | 22-3410353 |  |
Pension Benefits [Member] |  |  |  |
Multiemployer Plans [Line Items] |  |  |  |
Contributions |  | $ 499 | $ 442 | $ 467
Pension Benefits [Member] | Local 282 Pension Trust [Member] |  |  |  |
Multiemployer Plans [Line Items] |  |  |  |
Pension Fund | [1] | Local 282 Pension Trust (1) |  |
EIN/Pension Plan Number | [1] | 11-6245313 |  |
PPA Zone Status | [1] | Green | Green |
FIP/RP Status | [1] | NA |  |
Contributions | [1] | $ 272 | $ 235 | 252
Contributions greater than 5% of Total Plan Contributions | [1] | false |  |
Expiration date of CBA | [1] | Aug. 31, 2024 |  |
Pension Benefits [Member] | Teamsters Industrial Employees Pension Fund [Member] |  |  |  |
Multiemployer Plans [Line Items] |  |  |  |
Pension Fund | [2] | Teamsters Industrial Employees Pension Fund (2) |  |
EIN/Pension Plan Number | [2] | 22-6099363 |  |
PPA Zone Status | [2] | Green | Green |
FIP/RP Status | [2] | NA |  |
Contributions | [2] | $ 200 | $ 187 | 190
Contributions greater than 5% of Total Plan Contributions | [2] | true |  |
Expiration date of CBA | [2] | Mar. 31, 2021 |  |
Pension Benefits [Member] | Western Conference of Teamsters Pension Plan [Member] |  |  |  |
Multiemployer Plans [Line Items] |  |  |  |
Pension Fund | [2] | Western Conference of Teamsters Pension Plan (2) |  |
EIN/Pension Plan Number | [2] | 91-6145047 |  |
PPA Zone Status | [2] | Green | Green |
FIP/RP Status | [2] | NA |  |
Contributions | [2] | $ 27 | $ 20 | $ 25
Contributions greater than 5% of Total Plan Contributions | [2] | false |  |
Expiration date of CBA | [2] | Feb. 28, 2021 |  |
[1] | Based on most recent available valuation information for plan year ended February 2019.
[2] | Based on most recent available valuation information for plan year ended December 2018.

X
- Definition The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation 12B -Number 240 -Section 12 -Subsection b-2 + Details
Name: | dei_EntityTaxIdentificationNumber
Namespace Prefix: | dei_
Data Type: | dei:employerIdItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of contributions made to multiemployer plan by employer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450691-114947 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947 + Details
Name: | us-gaap_MultiemployerPlanContributionsByEmployer
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Indicate the multiemployer plan's certified zone status as currently required by the Pension Protection Act of 2006 or a subsequent amendment thereof. The zone status categories are red (critical status), orange (seriously endangered), yellow (endangered), and green (none of the above). The acceptable values are "red", "orange", "yellow", "green", "other", and "NA". A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947 + Details
Name: | us-gaap_MultiemployerPlansCertifiedZoneStatus
Namespace Prefix: | us-gaap_
Data Type: | us-types:zoneStatusItemType
Balance Type: | na
Period Type: | duration

X
- Definition Expiration date of the collective bargaining arrangement requiring contributions to the multiemployer plan, in CCYY-MM-DD format. A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947 + Details
Name: | us-gaap_MultiemployerPlansCollectiveBargainingArrangementExpirationDate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Indicate whether a funding improvement plan or rehabilitation plan has been implemented or is pending for a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers. The acceptable values are "no", "pending", "implemented", "other", and "NA". + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (f)(1) -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947 + Details
Name: | us-gaap_MultiemployerPlansFundingImprovementPlanAndRehabilitationPlan
Namespace Prefix: | us-gaap_
Data Type: | us-types:fundingImprovementAndRehabilitationPlanItemType
Balance Type: | na
Period Type: | duration

X
- Definition Description of the general nature of multiemployer plans and of the employer's participation in those plans that would indicate how the risks of participating in these plans are different from single-employer plans. A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450655-114947 + Details
Name: | us-gaap_MultiemployerPlansGeneralNature
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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 No definition available. + Details
Name: | us-gaap_MultiemployerPlansLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Indicates (true false) whether employer contribution represents more than five percent of total contributions to multiemployer plan for most recent plan year available. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 5 -Subparagraph (e)(2) -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947 + Details
Name: | us-gaap_MultiemployerPlansPeriodContributionsSignificanceOfContributions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:booleanItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_RetirementPlanTypeAxis=us-gaap_PensionPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MultiemployerPlanNameAxis=sph_MultiEmployerPlanIndividuallyInsignificantMultiEmployerPlan1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MultiemployerPlanNameAxis=sph_MultiEmployerPlanIndividuallyInsignificantMultiEmployerPlan2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_MultiemployerPlanNameAxis=sph_MultiEmployerPlanIndividuallyInsignificantMultiEmployerPlan3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |