XML 63 R52.htm IDEA: XBRL DOCUMENT
v3.22.2.2

Quarterly Distribution of Available Cash - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended
--- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2020
Quarterly Financial Information Disclosure [Abstract] |  |  |
Minimum distribution of available cash per unit | $ 0.0675 |  |
Common units distribution amount on annualized basis | $ 0.27 |  |
First tier, percentage of cash distribution to common units minimum quarterly distribution | 100.00% |  |
Second tier, percentage of available cash distribution to common units for any arrearages | 100.00% |  |
Third tier, percentage of available cash distribution to general partner unit holder until minimum quarterly distribution is met | 100.00% |  |
Fourth tier, percentage of distributions to common unit holders until first target distribution is met | 90.00% |  |
Fourth tier, percentage of distributions to general partner unit holder until first target distribution is met | 10.00% |  |
First target distribution | $ 0.1125 |  |
Thereafter, percentage of distributions to common unit holders after first target distribution is met | 80.00% |  |
Thereafter, percentage of distributions to general partner unit holders after first target distribution is met | 20.00% |  |
Percentage of excess availability of revolving commitment that must be maintained | 15.00% |  |
Fixed charge coverage ratio that must be maintained to make distributions | 1.15 |  |
Annual cash distributions declared per common unit | $ 0.590 | $ 0.550 | $ 0.515
General partner incentive distributions exclusive of amounts paid subject to management incentive plan | $ 1.0 | $ 0.9 | $ 0.8

X
- Definition Common units distribution amount on annualized basis. + References No definition available. + Details
Name: | sgu_CommonUnitsDistributionAmountOnAnnualizedBasis
Namespace Prefix: | sgu_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition First target distribution. + References No definition available. + Details
Name: | sgu_FirstTargetDistribution
Namespace Prefix: | sgu_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition First tier percentage of cash distribution to common units minimum quarterly distribution. + References No definition available. + Details
Name: | sgu_FirstTierPercentageOfCashDistributionToCommonUnitsMinimumQuarterlyDistribution
Namespace Prefix: | sgu_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fixed charge coverage ratio that must be maintained to make distributions. + References No definition available. + Details
Name: | sgu_FixedChargeCoverageRatioThatMustBeMaintainedToMakeDistributions
Namespace Prefix: | sgu_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fourth tier percentage of distributions to common unit holders until first target distribution is met. + References No definition available. + Details
Name: | sgu_FourthTierPercentageOfDistributionsToCommonUnitHoldersUntilFirstTargetDistributionIsMet
Namespace Prefix: | sgu_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fourth tier percentage of distributions to general partner unit holders until first target distribution is met. + References No definition available. + Details
Name: | sgu_FourthTierPercentageOfDistributionsToGeneralPartnerUnitHoldersUntilFirstTargetDistributionIsMet
Namespace Prefix: | sgu_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition General partner incentive distributions exclusive of amounts paid subject to management incentive plan. + References No definition available. + Details
Name: | sgu_GeneralPartnerIncentiveDistributionsExclusiveOfAmountsPaidSubjectToManagementIncentivePlan
Namespace Prefix: | sgu_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Minimum distribution of available cash per unit. + References No definition available. + Details
Name: | sgu_MinimumDistributionOfAvailableCashPerUnit
Namespace Prefix: | sgu_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of excess availability of revolving commitment that must be maintained. + References No definition available. + Details
Name: | sgu_PercentageOfExcessAvailabilityOfRevolvingCommitmentThatMustBeMaintained
Namespace Prefix: | sgu_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Second tier percentage of available cash distribution to common units for any arrearages. + References No definition available. + Details
Name: | sgu_SecondTierPercentageOfAvailableCashDistributionToCommonUnitsForAnyArrearages
Namespace Prefix: | sgu_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Thereafter percentage of distributions to common unit holders after first target distribution is met. + References No definition available. + Details
Name: | sgu_ThereafterPercentageOfDistributionsToCommonUnitHoldersAfterFirstTargetDistributionIsMet
Namespace Prefix: | sgu_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Thereafter percentage of distributions to general partner unit holders after first target distribution is met. + References No definition available. + Details
Name: | sgu_ThereafterPercentageOfDistributionsToGeneralPartnerUnitHoldersAfterFirstTargetDistributionIsMet
Namespace Prefix: | sgu_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Third tier percentage of available cash distribution to general partner unit. + References No definition available. + Details
Name: | sgu_ThirdTierPercentageOfAvailableCashDistributionToGeneralPartnerUnit
Namespace Prefix: | sgu_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Per unit of ownership amount of cash distributions declared to unit-holder of a limited partnership (LP). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 + Details
Name: | us-gaap_DistributionMadeToLimitedPartnerDistributionsDeclaredPerUnit
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

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