Summary of Significant Accounting Policies - Additional Information (Details) $ in Millions |
3 Months Ended | 9 Months Ended | ||
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Dec. 31, 2023
USD ($)
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Jun. 30, 2025
USD ($)
Segment
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Sep. 30, 2024
USD ($)
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Jun. 30, 2024
USD ($)
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Accounting Policies [Line Items] | ||||
Number of reportable segments | Segment | 3 | |||
Restricted cash | $ 35.0 | $ 30.4 | $ 26.3 | |
MoGas Pipeline [Member] | ||||
Accounting Policies [Line Items] | ||||
Payments to acquire businesses, gross | $ 176.1 | |||
Other Income [Member] | ||||
Accounting Policies [Line Items] | ||||
Gain on discontinuation of cash flow hdge due to forecasted transaction probable of not occurring | $ 8.2 |
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- Definition Accounting Policies No definition available.
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- Definition The amount of gain reclassified into earnings in the period when cash flow hedge is discontinued because it is probable that the original forecasted transactions will not occur by the end of the original period or an additional two month time period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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