XML 66 R57.htm IDEA: XBRL DOCUMENT
v3.24.3

Common Unit Repurchase Plans and Retirement - Company's Repurchase Activities (Parenthetical) (Detail) - shares shares in Millions | Nov. 30, 2024 | May 31, 2023 | Jul. 31, 2022
--- | --- | --- | ---
Capital Unit [Line Items] |  |  |
Company's common units authorized for repurchase |  | 2.6 | 1.1
Common Stock Available for Repurchase Under Open Market Transactions |  |  |
Capital Unit [Line Items] |  |  |
Company's common units authorized for repurchase |  | 2.3 |
Common Stock Available for Repurchase Under Open Market Transactions | Subsequent Event |  |  |
Capital Unit [Line Items] |  |  |
Company's common units authorized for repurchase | 1.2 |  |
Common Stock Available for Repurchase Under Privately Negotiated Transactions |  |  |
Capital Unit [Line Items] |  |  |
Company's common units authorized for repurchase |  | 0.3 |
Common Stock Available for Repurchase Under Privately Negotiated Transactions | Subsequent Event |  |  |
Capital Unit [Line Items] |  |  |
Company's common units authorized for repurchase | 0.3 |  |

X
- Definition Number of shares authorized to be purchased under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 505 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481520/505-30-50-4 + Details
Name: | srt_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased
Namespace Prefix: | srt_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

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_CapitalUnitLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_ShareRepurchaseProgramAxis=sgu_CommonStockRepurchaseProgramUnderOpenMarketMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ShareRepurchaseProgramAxis=sgu_CommonStockRepurchaseProgramUnderPrivatelyNegotiatedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |