Revenue and Accounts Receivable - Narrative (Details)	3 Months Ended
Dec. 31, 2025
Disaggregation of Revenue [Line Items]
Percent of customers excluded	89.00%
Pipeline and storage segment
Disaggregation of Revenue [Line Items]
Regulatory mechanism threshold	75.00%

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.

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+ Details