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Capitalization - Summary of Common Stock Share Activity (Details) | 9 Months Ended
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Jun. 30, 2025 shares
Schedule of Capitalization, Equity [Line Items] |  |
Share Repurchases (in shares) | (650,037) |
Director Equity Compensation Plan and Director and Officer DCP Plan |  |
Schedule of Capitalization, Equity [Line Items] |  |
Common stock issued (in shares) | 28,699 |
Stock-Based Compensation Awards |  |
Schedule of Capitalization, Equity [Line Items] |  |
Share Repurchases (in shares) | (65,387) | [1]
Stock and Benefit Plans |  |
Schedule of Capitalization, Equity [Line Items] |  |
Common stock issued (in shares) | 178,683 |
Share Repurchase Plan |  |
Schedule of Capitalization, Equity [Line Items] |  |
Share Repurchases (in shares) | (828,720) |
Restricted Stock Units |  |
Schedule of Capitalization, Equity [Line Items] |  |
Common stock issued (in shares) | 125,528 |
Performance Shares |  |
Schedule of Capitalization, Equity [Line Items] |  |
Common stock issued (in shares) | 89,843 |
[1] | The Company considers all shares tendered as cancelled shares restored to the status of authorized but unissued shares, in accordance with New Jersey law.

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