XML 51 R44.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Common Unit Repurchase and Retirement - Company's Repurchase Activities (Detail) - $ / shares shares in Thousands | 1 Months Ended | 3 Months Ended | 131 Months Ended | 132 Months Ended
--- | --- | --- | --- | ---
Apr. 30, 2024 | Mar. 31, 2024 | Feb. 29, 2024 | Jan. 31, 2024 | Mar. 31, 2024 | Dec. 31, 2023 | May 31, 2023 | Sep. 30, 2023
Repurchase Plan |  |  |  |  |  |  |  |  |
Capital Unit [Line Items] |  |  |  |  |  |  |  |  |
Total Number of Units Purchased |  |  | 113 | 90 | 15 | 218 | 13 | 20,500 | 25,422
Average Price Paid per Unit | [1] |  | $ 10.78 | $ 11.03 | $ 11.27 | $ 10.92 | $ 11.27 |  | $ 8.82
Maximum Number of Units that May Yet Be Purchased |  |  | 2,337 | 2,450 | 2,540 | 2,337 | 2,555 |  | 2,568
Repurchase Plan | Subsequent Event |  |  |  |  |  |  |  |  |
Capital Unit [Line Items] |  |  |  |  |  |  |  |  |
Total Number of Units Purchased |  | 141 |  |  |  |  |  |  |
Average Price Paid per Unit | [1] | $ 10.58 |  |  |  |  |  |  |
Maximum Number of Units that May Yet Be Purchased | [2] | 2,196 |  |  |  |  |  |  |
Publicly Announced Plans or Programs As Part of Repurchase Plan |  |  |  |  |  |  |  |  |
Capital Unit [Line Items] |  |  |  |  |  |  |  |  |
Total Number of Units Purchased |  |  | 113 | 90 | 15 | 218 | 13 |  | 20,534
Publicly Announced Plans or Programs As Part of Repurchase Plan | Subsequent Event |  |  |  |  |  |  |  |  |
Capital Unit [Line Items] |  |  |  |  |  |  |  |  |
Total Number of Units Purchased |  | 141 |  |  |  |  |  |  |
[1] | Amount includes repurchase costs.
[2] | Of the total available for repurchase, approximately 1.9 million units are available for repurchase in open market transactions and approximately 0.3 million units are available for repurchase in privately-negotiated transactions, under the Repurchase Plan.

X
- Definition Average price paid per unit. + References No definition available. + Details
Name: | sgu_AveragePricePaidPerUnit
Namespace Prefix: | sgu_
Data Type: | dtr-types:perShareItemType
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_CapitalUnitLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan. + References No definition available. + Details
Name: | us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of shares that have been repurchased and retired during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -SubTopic 10 -Topic 505 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481112/505-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480008/505-10-S99-1 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_StockRepurchasedAndRetiredDuringPeriodShares
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ShareRepurchaseProgramAxis=sgu_CommonStockRepurchaseProgramMember
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: | us-gaap_ShareRepurchaseProgramAxis=sgu_PubliclyAnnouncedPlansOrProgramsAsPartOfCommonStockRepurchaseProgramMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |