Share-Based Payments - Assumptions Used in Estimating Fair Value (Details) - Fiscal 2025 Grant	6 Months Ended
Mar. 31, 2026
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected volatility	36.70%
Dividend yield	4.10%
Average risk-free interest rate	3.60%
Average expected term (years)	3 years

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